8471125

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1$

素因数の和:442

約数の個数: 24

約数和(自身を含む): 11476296

約数和(自身を除く): 3005171

約数列:

[1, 5, 13, 25, 65, 125, 169, 325, 401, 845, 1625, 2005, 4225, 5213, 10025, 21125, 26065, 50125, 67769, 130325, 338845, 651625, 1694225, 8471125]

約数ペア:

[(1, 8471125), (5, 1694225), (13, 651625), (25, 338845), (65, 130325), (125, 67769), (169, 50125), (325, 26065), (401, 21125), (845, 10025), (1625, 5213), (2005, 4225)]