57626440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 133436160

約数和(自身を除く): 75809720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 103, 142, 197, 206, 284, 355, 394, 412, 515, 568, 710, 788, 824, 985, 1030, 1420, 1576, 1970, 2060, 2840, 3940, 4120, 7313, 7880, 13987, 14626, 20291, 27974, 29252, 36565, 40582, 55948, 58504, 69935, 73130, 81164, 101455, 111896, 139870, 146260, 162328, 202910, 279740, 292520, 405820, 559480, 811640, 1440661, 2881322, 5762644, 7203305, 11525288, 14406610, 28813220, 57626440]

約数ペア:

[(1, 57626440), (2, 28813220), (4, 14406610), (5, 11525288), (8, 7203305), (10, 5762644), (20, 2881322), (40, 1440661), (71, 811640), (103, 559480), (142, 405820), (197, 292520), (206, 279740), (284, 202910), (355, 162328), (394, 146260), (412, 139870), (515, 111896), (568, 101455), (710, 81164), (788, 73130), (824, 69935), (985, 58504), (1030, 55948), (1420, 40582), (1576, 36565), (1970, 29252), (2060, 27974), (2840, 20291), (3940, 14626), (4120, 13987), (7313, 7880)]