68531600

素因数分解:

$2^4\times 5^2\times {\mathrm{171329}}^1$

素因数の和:171347

約数の個数: 30

約数和(自身を含む): 164648130

約数和(自身を除く): 96116530

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 171329, 342658, 685316, 856645, 1370632, 1713290, 2741264, 3426580, 4283225, 6853160, 8566450, 13706320, 17132900, 34265800, 68531600]

約数ペア:

[(1, 68531600), (2, 34265800), (4, 17132900), (5, 13706320), (8, 8566450), (10, 6853160), (16, 4283225), (20, 3426580), (25, 2741264), (40, 1713290), (50, 1370632), (80, 856645), (100, 685316), (200, 342658), (400, 171329)]