80388625

素因数分解:

$5^3\times {\mathrm{151}}^1\times {\mathrm{4259}}^1$

素因数の和:4425

約数の個数: 16

約数和(自身を含む): 101013120

約数和(自身を除く): 20624495

約数列:

[1, 5, 25, 125, 151, 755, 3775, 4259, 18875, 21295, 106475, 532375, 643109, 3215545, 16077725, 80388625]

約数ペア:

[(1, 80388625), (5, 16077725), (25, 3215545), (125, 643109), (151, 532375), (755, 106475), (3775, 21295), (4259, 18875)]