89334520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1063}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 220631040

約数和(自身を除く): 131296520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 764, 955, 1063, 1528, 1910, 2101, 2126, 3820, 4202, 4252, 5315, 7640, 8404, 8504, 10505, 10630, 11693, 16808, 21010, 21260, 23386, 42020, 42520, 46772, 58465, 84040, 93544, 116930, 203033, 233860, 406066, 467720, 812132, 1015165, 1624264, 2030330, 2233363, 4060660, 4466726, 8121320, 8933452, 11166815, 17866904, 22333630, 44667260, 89334520]

約数ペア:

[(1, 89334520), (2, 44667260), (4, 22333630), (5, 17866904), (8, 11166815), (10, 8933452), (11, 8121320), (20, 4466726), (22, 4060660), (40, 2233363), (44, 2030330), (55, 1624264), (88, 1015165), (110, 812132), (191, 467720), (220, 406066), (382, 233860), (440, 203033), (764, 116930), (955, 93544), (1063, 84040), (1528, 58465), (1910, 46772), (2101, 42520), (2126, 42020), (3820, 23386), (4202, 21260), (4252, 21010), (5315, 16808), (7640, 11693), (8404, 10630), (8504, 10505)]