101625640

素因数分解:

$2^3\times 5^1\times {\mathrm{2540641}}^1$

素因数の和:2540652

約数の個数: 16

約数和(自身を含む): 228657780

約数和(自身を除く): 127032140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2540641, 5081282, 10162564, 12703205, 20325128, 25406410, 50812820, 101625640]

約数ペア:

[(1, 101625640), (2, 50812820), (4, 25406410), (5, 20325128), (8, 12703205), (10, 10162564), (20, 5081282), (40, 2540641)]