30874000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{359}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 76602240

約数和(自身を除く): 45728240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 172, 200, 215, 250, 344, 359, 400, 430, 500, 688, 718, 860, 1000, 1075, 1436, 1720, 1795, 2000, 2150, 2872, 3440, 3590, 4300, 5375, 5744, 7180, 8600, 8975, 10750, 14360, 15437, 17200, 17950, 21500, 28720, 30874, 35900, 43000, 44875, 61748, 71800, 77185, 86000, 89750, 123496, 143600, 154370, 179500, 246992, 308740, 359000, 385925, 617480, 718000, 771850, 1234960, 1543700, 1929625, 3087400, 3859250, 6174800, 7718500, 15437000, 30874000]

約数ペア:

[(1, 30874000), (2, 15437000), (4, 7718500), (5, 6174800), (8, 3859250), (10, 3087400), (16, 1929625), (20, 1543700), (25, 1234960), (40, 771850), (43, 718000), (50, 617480), (80, 385925), (86, 359000), (100, 308740), (125, 246992), (172, 179500), (200, 154370), (215, 143600), (250, 123496), (344, 89750), (359, 86000), (400, 77185), (430, 71800), (500, 61748), (688, 44875), (718, 43000), (860, 35900), (1000, 30874), (1075, 28720), (1436, 21500), (1720, 17950), (1795, 17200), (2000, 15437), (2150, 14360), (2872, 10750), (3440, 8975), (3590, 8600), (4300, 7180), (5375, 5744)]