25920050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{39877}}^1$

素因数の和:39902

約数の個数: 24

約数和(自身を含む): 51921156

約数和(自身を除く): 26001106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 39877, 79754, 199385, 398770, 518401, 996925, 1036802, 1993850, 2592005, 5184010, 12960025, 25920050]

約数ペア:

[(1, 25920050), (2, 12960025), (5, 5184010), (10, 2592005), (13, 1993850), (25, 1036802), (26, 996925), (50, 518401), (65, 398770), (130, 199385), (325, 79754), (650, 39877)]