51626315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25621}}^1$

素因数の和:25670

約数の個数: 16

約数和(自身を含む): 68871936

約数和(自身を除く): 17245621

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 25621, 128105, 333073, 794251, 1665365, 3971255, 10325263, 51626315]

約数ペア:

[(1, 51626315), (5, 10325263), (13, 3971255), (31, 1665365), (65, 794251), (155, 333073), (403, 128105), (2015, 25621)]