5120050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7877}}^1$

素因数の和:7902

約数の個数: 24

約数和(自身を含む): 10257156

約数和(自身を除く): 5137106

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 7877, 15754, 39385, 78770, 102401, 196925, 204802, 393850, 512005, 1024010, 2560025, 5120050]

約数ペア:

[(1, 5120050), (2, 2560025), (5, 1024010), (10, 512005), (13, 393850), (25, 204802), (26, 196925), (50, 102401), (65, 78770), (130, 39385), (325, 15754), (650, 7877)]