129181000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 343324800

約数和(自身を除く): 214143800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 247, 250, 260, 325, 380, 475, 494, 500, 520, 523, 650, 760, 950, 988, 1000, 1046, 1235, 1300, 1625, 1900, 1976, 2092, 2375, 2470, 2600, 2615, 3250, 3800, 4184, 4750, 4940, 5230, 6175, 6500, 6799, 9500, 9880, 9937, 10460, 12350, 13000, 13075, 13598, 19000, 19874, 20920, 24700, 26150, 27196, 30875, 33995, 39748, 49400, 49685, 52300, 54392, 61750, 65375, 67990, 79496, 99370, 104600, 123500, 129181, 130750, 135980, 169975, 198740, 247000, 248425, 258362, 261500, 271960, 339950, 397480, 496850, 516724, 523000, 645905, 679900, 849875, 993700, 1033448, 1242125, 1291810, 1359800, 1699750, 1987400, 2484250, 2583620, 3229525, 3399500, 4968500, 5167240, 6459050, 6799000, 9937000, 12918100, 16147625, 25836200, 32295250, 64590500, 129181000]

約数ペア:

[(1, 129181000), (2, 64590500), (4, 32295250), (5, 25836200), (8, 16147625), (10, 12918100), (13, 9937000), (19, 6799000), (20, 6459050), (25, 5167240), (26, 4968500), (38, 3399500), (40, 3229525), (50, 2583620), (52, 2484250), (65, 1987400), (76, 1699750), (95, 1359800), (100, 1291810), (104, 1242125), (125, 1033448), (130, 993700), (152, 849875), (190, 679900), (200, 645905), (247, 523000), (250, 516724), (260, 496850), (325, 397480), (380, 339950), (475, 271960), (494, 261500), (500, 258362), (520, 248425), (523, 247000), (650, 198740), (760, 169975), (950, 135980), (988, 130750), (1000, 129181), (1046, 123500), (1235, 104600), (1300, 99370), (1625, 79496), (1900, 67990), (1976, 65375), (2092, 61750), (2375, 54392), (2470, 52300), (2600, 49685), (2615, 49400), (3250, 39748), (3800, 33995), (4184, 30875), (4750, 27196), (4940, 26150), (5230, 24700), (6175, 20920), (6500, 19874), (6799, 19000), (9500, 13598), (9880, 13075), (9937, 13000), (10460, 12350)]