49909660

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{3881}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 105000336

約数和(自身を除く): 55090676

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 3881, 6430, 7762, 12860, 15524, 19405, 38810, 77620, 2495483, 4990966, 9981932, 12477415, 24954830, 49909660]

約数ペア:

[(1, 49909660), (2, 24954830), (4, 12477415), (5, 9981932), (10, 4990966), (20, 2495483), (643, 77620), (1286, 38810), (2572, 19405), (3215, 15524), (3881, 12860), (6430, 7762)]