56851000

素因数分解:

$2^3\times 5^3\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 134316000

約数和(自身を除く): 77465000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 139, 200, 250, 278, 409, 500, 556, 695, 818, 1000, 1112, 1390, 1636, 2045, 2780, 3272, 3475, 4090, 5560, 6950, 8180, 10225, 13900, 16360, 17375, 20450, 27800, 34750, 40900, 51125, 56851, 69500, 81800, 102250, 113702, 139000, 204500, 227404, 284255, 409000, 454808, 568510, 1137020, 1421275, 2274040, 2842550, 5685100, 7106375, 11370200, 14212750, 28425500, 56851000]

約数ペア:

[(1, 56851000), (2, 28425500), (4, 14212750), (5, 11370200), (8, 7106375), (10, 5685100), (20, 2842550), (25, 2274040), (40, 1421275), (50, 1137020), (100, 568510), (125, 454808), (139, 409000), (200, 284255), (250, 227404), (278, 204500), (409, 139000), (500, 113702), (556, 102250), (695, 81800), (818, 69500), (1000, 56851), (1112, 51125), (1390, 40900), (1636, 34750), (2045, 27800), (2780, 20450), (3272, 17375), (3475, 16360), (4090, 13900), (5560, 10225), (6950, 8180)]