25702492

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 45920000

約数和(自身を除く): 20217508

約数列:

[1, 2, 4, 79, 158, 163, 316, 326, 499, 652, 998, 1996, 12877, 25754, 39421, 51508, 78842, 81337, 157684, 162674, 325348, 6425623, 12851246, 25702492]

約数ペア:

[(1, 25702492), (2, 12851246), (4, 6425623), (79, 325348), (158, 162674), (163, 157684), (316, 81337), (326, 78842), (499, 51508), (652, 39421), (998, 25754), (1996, 12877)]