16572275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 21873600

約数和(自身を除く): 5301325

約数列:

[1, 5, 19, 25, 95, 139, 251, 475, 695, 1255, 2641, 3475, 4769, 6275, 13205, 23845, 34889, 66025, 119225, 174445, 662891, 872225, 3314455, 16572275]

約数ペア:

[(1, 16572275), (5, 3314455), (19, 872225), (25, 662891), (95, 174445), (139, 119225), (251, 66025), (475, 34889), (695, 23845), (1255, 13205), (2641, 6275), (3475, 4769)]