25575625

素因数分解:

$5^4\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:442

約数の個数: 20

約数和(自身を含む): 32289664

約数和(自身を除く): 6714039

約数列:

[1, 5, 25, 125, 151, 271, 625, 755, 1355, 3775, 6775, 18875, 33875, 40921, 94375, 169375, 204605, 1023025, 5115125, 25575625]

約数ペア:

[(1, 25575625), (5, 5115125), (25, 1023025), (125, 204605), (151, 169375), (271, 94375), (625, 40921), (755, 33875), (1355, 18875), (3775, 6775)]