68640625

素因数分解:

$5^6\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:244

約数の個数: 28

約数和(自身を含む): 89998848

約数和(自身を除く): 21358223

約数列:

[1, 5, 23, 25, 115, 125, 191, 575, 625, 955, 2875, 3125, 4393, 4775, 14375, 15625, 21965, 23875, 71875, 109825, 119375, 359375, 549125, 596875, 2745625, 2984375, 13728125, 68640625]

約数ペア:

[(1, 68640625), (5, 13728125), (23, 2984375), (25, 2745625), (115, 596875), (125, 549125), (191, 359375), (575, 119375), (625, 109825), (955, 71875), (2875, 23875), (3125, 21965), (4393, 15625), (4775, 14375)]