51040720

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4657}}^1$

素因数の和:4807

約数の個数: 40

約数和(自身を含む): 119561544

約数和(自身を除く): 68520824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 4657, 5480, 9314, 10960, 18628, 23285, 37256, 46570, 74512, 93140, 186280, 372560, 638009, 1276018, 2552036, 3190045, 5104072, 6380090, 10208144, 12760180, 25520360, 51040720]

約数ペア:

[(1, 51040720), (2, 25520360), (4, 12760180), (5, 10208144), (8, 6380090), (10, 5104072), (16, 3190045), (20, 2552036), (40, 1276018), (80, 638009), (137, 372560), (274, 186280), (548, 93140), (685, 74512), (1096, 46570), (1370, 37256), (2192, 23285), (2740, 18628), (4657, 10960), (5480, 9314)]