82043720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{937}}^1$

素因数の和:1158

約数の個数: 64

約数和(自身を含む): 202608000

約数和(自身を除く): 120564280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 937, 995, 1592, 1874, 1990, 2189, 3748, 3980, 4378, 4685, 7496, 7960, 8756, 9370, 10307, 10945, 17512, 18740, 20614, 21890, 37480, 41228, 43780, 51535, 82456, 87560, 103070, 186463, 206140, 372926, 412280, 745852, 932315, 1491704, 1864630, 2051093, 3729260, 4102186, 7458520, 8204372, 10255465, 16408744, 20510930, 41021860, 82043720]

約数ペア:

[(1, 82043720), (2, 41021860), (4, 20510930), (5, 16408744), (8, 10255465), (10, 8204372), (11, 7458520), (20, 4102186), (22, 3729260), (40, 2051093), (44, 1864630), (55, 1491704), (88, 932315), (110, 745852), (199, 412280), (220, 372926), (398, 206140), (440, 186463), (796, 103070), (937, 87560), (995, 82456), (1592, 51535), (1874, 43780), (1990, 41228), (2189, 37480), (3748, 21890), (3980, 20614), (4378, 18740), (4685, 17512), (7496, 10945), (7960, 10307), (8756, 9370)]