68384080

素因数分解:

$2^4\times 5^1\times {\mathrm{854801}}^1$

素因数の和:854814

約数の個数: 20

約数和(自身を含む): 158993172

約数和(自身を除く): 90609092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 854801, 1709602, 3419204, 4274005, 6838408, 8548010, 13676816, 17096020, 34192040, 68384080]

約数ペア:

[(1, 68384080), (2, 34192040), (4, 17096020), (5, 13676816), (8, 8548010), (10, 6838408), (16, 4274005), (20, 3419204), (40, 1709602), (80, 854801)]