71324080

素因数分解:

$2^4\times 5^1\times {\mathrm{891551}}^1$

素因数の和:891564

約数の個数: 20

約数和(自身を含む): 165828672

約数和(自身を除く): 94504592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 891551, 1783102, 3566204, 4457755, 7132408, 8915510, 14264816, 17831020, 35662040, 71324080]

約数ペア:

[(1, 71324080), (2, 35662040), (4, 17831020), (5, 14264816), (8, 8915510), (10, 7132408), (16, 4457755), (20, 3566204), (40, 1783102), (80, 891551)]