68468080

素因数分解:

$2^4\times 5^1\times {\mathrm{855851}}^1$

素因数の和:855864

約数の個数: 20

約数和(自身を含む): 159188472

約数和(自身を除く): 90720392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 855851, 1711702, 3423404, 4279255, 6846808, 8558510, 13693616, 17117020, 34234040, 68468080]

約数ペア:

[(1, 68468080), (2, 34234040), (4, 17117020), (5, 13693616), (8, 8558510), (10, 6846808), (16, 4279255), (20, 3423404), (40, 1711702), (80, 855851)]