55255900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 138081440

約数和(自身を除く): 82825540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 193, 350, 386, 409, 700, 772, 818, 965, 1351, 1636, 1930, 2045, 2702, 2863, 3860, 4090, 4825, 5404, 5726, 6755, 8180, 9650, 10225, 11452, 13510, 14315, 19300, 20450, 27020, 28630, 33775, 40900, 57260, 67550, 71575, 78937, 135100, 143150, 157874, 286300, 315748, 394685, 552559, 789370, 1105118, 1578740, 1973425, 2210236, 2762795, 3946850, 5525590, 7893700, 11051180, 13813975, 27627950, 55255900]

約数ペア:

[(1, 55255900), (2, 27627950), (4, 13813975), (5, 11051180), (7, 7893700), (10, 5525590), (14, 3946850), (20, 2762795), (25, 2210236), (28, 1973425), (35, 1578740), (50, 1105118), (70, 789370), (100, 552559), (140, 394685), (175, 315748), (193, 286300), (350, 157874), (386, 143150), (409, 135100), (700, 78937), (772, 71575), (818, 67550), (965, 57260), (1351, 40900), (1636, 33775), (1930, 28630), (2045, 27020), (2702, 20450), (2863, 19300), (3860, 14315), (4090, 13510), (4825, 11452), (5404, 10225), (5726, 9650), (6755, 8180)]