100221080

素因数分解:

$2^3\times 5^1\times {\mathrm{2505527}}^1$

素因数の和:2505538

約数の個数: 16

約数和(自身を含む): 225497520

約数和(自身を除く): 125276440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2505527, 5011054, 10022108, 12527635, 20044216, 25055270, 50110540, 100221080]

約数ペア:

[(1, 100221080), (2, 50110540), (4, 25055270), (5, 20044216), (8, 12527635), (10, 10022108), (20, 5011054), (40, 2505527)]