100810040

素因数分解:

$2^3\times 5^1\times {\mathrm{2520251}}^1$

素因数の和:2520262

約数の個数: 16

約数和(自身を含む): 226822680

約数和(自身を除く): 126012640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2520251, 5040502, 10081004, 12601255, 20162008, 25202510, 50405020, 100810040]

約数ペア:

[(1, 100810040), (2, 50405020), (4, 25202510), (5, 20162008), (8, 12601255), (10, 10081004), (20, 5040502), (40, 2520251)]