71137040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{937}}^1$

素因数の和:1036

約数の個数: 80

約数和(自身を含む): 180748848

約数和(自身を除く): 109611808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 130, 146, 208, 260, 292, 365, 520, 584, 730, 937, 949, 1040, 1168, 1460, 1874, 1898, 2920, 3748, 3796, 4685, 4745, 5840, 7496, 7592, 9370, 9490, 12181, 14992, 15184, 18740, 18980, 24362, 37480, 37960, 48724, 60905, 68401, 74960, 75920, 97448, 121810, 136802, 194896, 243620, 273604, 342005, 487240, 547208, 684010, 889213, 974480, 1094416, 1368020, 1778426, 2736040, 3556852, 4446065, 5472080, 7113704, 8892130, 14227408, 17784260, 35568520, 71137040]

約数ペア:

[(1, 71137040), (2, 35568520), (4, 17784260), (5, 14227408), (8, 8892130), (10, 7113704), (13, 5472080), (16, 4446065), (20, 3556852), (26, 2736040), (40, 1778426), (52, 1368020), (65, 1094416), (73, 974480), (80, 889213), (104, 684010), (130, 547208), (146, 487240), (208, 342005), (260, 273604), (292, 243620), (365, 194896), (520, 136802), (584, 121810), (730, 97448), (937, 75920), (949, 74960), (1040, 68401), (1168, 60905), (1460, 48724), (1874, 37960), (1898, 37480), (2920, 24362), (3748, 18980), (3796, 18740), (4685, 15184), (4745, 14992), (5840, 12181), (7496, 9490), (7592, 9370)]