80826080

素因数分解:

$2^5\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1499}}^1$

素因数の和:1851

約数の個数: 48

約数和(自身を含む): 191646000

約数和(自身を除く): 110819920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 337, 674, 1348, 1499, 1685, 2696, 2998, 3370, 5392, 5996, 6740, 7495, 10784, 11992, 13480, 14990, 23984, 26960, 29980, 47968, 53920, 59960, 119920, 239840, 505163, 1010326, 2020652, 2525815, 4041304, 5051630, 8082608, 10103260, 16165216, 20206520, 40413040, 80826080]

約数ペア:

[(1, 80826080), (2, 40413040), (4, 20206520), (5, 16165216), (8, 10103260), (10, 8082608), (16, 5051630), (20, 4041304), (32, 2525815), (40, 2020652), (80, 1010326), (160, 505163), (337, 239840), (674, 119920), (1348, 59960), (1499, 53920), (1685, 47968), (2696, 29980), (2998, 26960), (3370, 23984), (5392, 14990), (5996, 13480), (6740, 11992), (7495, 10784)]