80979925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14657}}^1$

素因数の和:14697

約数の個数: 24

約数和(自身を含む): 114508296

約数和(自身を除く): 33528371

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 14657, 73285, 190541, 249169, 366425, 952705, 1245845, 3239197, 4763525, 6229225, 16195985, 80979925]

約数ペア:

[(1, 80979925), (5, 16195985), (13, 6229225), (17, 4763525), (25, 3239197), (65, 1245845), (85, 952705), (221, 366425), (325, 249169), (425, 190541), (1105, 73285), (5525, 14657)]