80538200

素因数分解:

$2^3\times 5^2\times {\mathrm{402691}}^1$

素因数の和:402707

約数の個数: 24

約数和(自身を含む): 187251780

約数和(自身を除く): 106713580

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 402691, 805382, 1610764, 2013455, 3221528, 4026910, 8053820, 10067275, 16107640, 20134550, 40269100, 80538200]

約数ペア:

[(1, 80538200), (2, 40269100), (4, 20134550), (5, 16107640), (8, 10067275), (10, 8053820), (20, 4026910), (25, 3221528), (40, 2013455), (50, 1610764), (100, 805382), (200, 402691)]