68635100

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3449}}^1$

素因数の和:3662

約数の個数: 36

約数和(自身を含む): 149730000

約数和(自身を除く): 81094900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3449, 3980, 4975, 6898, 9950, 13796, 17245, 19900, 34490, 68980, 86225, 172450, 344900, 686351, 1372702, 2745404, 3431755, 6863510, 13727020, 17158775, 34317550, 68635100]

約数ペア:

[(1, 68635100), (2, 34317550), (4, 17158775), (5, 13727020), (10, 6863510), (20, 3431755), (25, 2745404), (50, 1372702), (100, 686351), (199, 344900), (398, 172450), (796, 86225), (995, 68980), (1990, 34490), (3449, 19900), (3980, 17245), (4975, 13796), (6898, 9950)]