17580625

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1266

約数の個数: 20

約数和(自身を含む): 22942656

約数和(自身を除く): 5362031

約数列:

[1, 5, 23, 25, 115, 125, 575, 625, 1223, 2875, 6115, 14375, 28129, 30575, 140645, 152875, 703225, 764375, 3516125, 17580625]

約数ペア:

[(1, 17580625), (5, 3516125), (23, 764375), (25, 703225), (115, 152875), (125, 140645), (575, 30575), (625, 28129), (1223, 14375), (2875, 6115)]