77200625

素因数分解:

$5^4\times {\mathrm{149}}^1\times {\mathrm{829}}^1$

素因数の和:998

約数の個数: 20

約数和(自身を含む): 97234500

約数和(自身を除く): 20033875

約数列:

[1, 5, 25, 125, 149, 625, 745, 829, 3725, 4145, 18625, 20725, 93125, 103625, 123521, 518125, 617605, 3088025, 15440125, 77200625]

約数ペア:

[(1, 77200625), (5, 15440125), (25, 3088025), (125, 617605), (149, 518125), (625, 123521), (745, 103625), (829, 93125), (3725, 20725), (4145, 18625)]