68804080

素因数分解:

$2^4\times 5^1\times {\mathrm{860051}}^1$

素因数の和:860064

約数の個数: 20

約数和(自身を含む): 159969672

約数和(自身を除く): 91165592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 860051, 1720102, 3440204, 4300255, 6880408, 8600510, 13760816, 17201020, 34402040, 68804080]

約数ペア:

[(1, 68804080), (2, 34402040), (4, 17201020), (5, 13760816), (8, 8600510), (10, 6880408), (16, 4300255), (20, 3440204), (40, 1720102), (80, 860051)]