72220525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{701}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 96884424

約数和(自身を除く): 24663899

約数列:

[1, 5, 13, 25, 65, 317, 325, 701, 1585, 3505, 4121, 7925, 9113, 17525, 20605, 45565, 103025, 222217, 227825, 1111085, 2888821, 5555425, 14444105, 72220525]

約数ペア:

[(1, 72220525), (5, 14444105), (13, 5555425), (25, 2888821), (65, 1111085), (317, 227825), (325, 222217), (701, 103025), (1585, 45565), (3505, 20605), (4121, 17525), (7925, 9113)]