68544820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{48271}}^1$

素因数の和:48351

約数の個数: 24

約数和(自身を含む): 145974528

約数和(自身を除く): 77429708

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 48271, 96542, 193084, 241355, 482710, 965420, 3427241, 6854482, 13708964, 17136205, 34272410, 68544820]

約数ペア:

[(1, 68544820), (2, 34272410), (4, 17136205), (5, 13708964), (10, 6854482), (20, 3427241), (71, 965420), (142, 482710), (284, 241355), (355, 193084), (710, 96542), (1420, 48271)]