713004080

素因数分解:

$2^4\times 5^1\times {\mathrm{8912551}}^1$

素因数の和:8912564

約数の個数: 20

約数和(自身を含む): 1657734672

約数和(自身を除く): 944730592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8912551, 17825102, 35650204, 44562755, 71300408, 89125510, 142600816, 178251020, 356502040, 713004080]

約数ペア:

[(1, 713004080), (2, 356502040), (4, 178251020), (5, 142600816), (8, 89125510), (10, 71300408), (16, 44562755), (20, 35650204), (40, 17825102), (80, 8912551)]