870861625

素因数分解:

$5^3\times {\mathrm{2143}}^1\times {\mathrm{3251}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 1087676928

約数和(自身を除く): 216815303

約数列:

[1, 5, 25, 125, 2143, 3251, 10715, 16255, 53575, 81275, 267875, 406375, 6966893, 34834465, 174172325, 870861625]

約数ペア:

[(1, 870861625), (5, 174172325), (25, 34834465), (125, 6966893), (2143, 406375), (3251, 267875), (10715, 81275), (16255, 53575)]