87081488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{839}}^1$

素因数の和:1359

約数の個数: 40

約数和(自身を含む): 182280000

約数和(自身を除く): 95198512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 839, 998, 1678, 1996, 3356, 3992, 6487, 6712, 7984, 10907, 12974, 13424, 21814, 25948, 43628, 51896, 87256, 103792, 174512, 418661, 837322, 1674644, 3349288, 5442593, 6698576, 10885186, 21770372, 43540744, 87081488]

約数ペア:

[(1, 87081488), (2, 43540744), (4, 21770372), (8, 10885186), (13, 6698576), (16, 5442593), (26, 3349288), (52, 1674644), (104, 837322), (208, 418661), (499, 174512), (839, 103792), (998, 87256), (1678, 51896), (1996, 43628), (3356, 25948), (3992, 21814), (6487, 13424), (6712, 12974), (7984, 10907)]