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A062758
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Product of squares of divisors of n.
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21
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1, 4, 9, 64, 25, 1296, 49, 4096, 729, 10000, 121, 2985984, 169, 38416, 50625, 1048576, 289, 34012224, 361, 64000000, 194481, 234256, 529, 110075314176, 15625, 456976, 531441, 481890304, 841, 656100000000, 961, 1073741824, 1185921
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OFFSET
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1,2
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LINKS
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FORMULA
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MATHEMATICA
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a[n_] := n^DivisorSigma[0, n]; Array[a, 40] (* Amiram Eldar, Jun 11 2022 *)
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PROG
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(PARI) { for (n=1, 1000, write("b062758.txt", n, " ", n^numdiv(n)) ) } \\ Harry J. Smith, Aug 10 2009
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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