90728775

素因数分解:

$3^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{967}}^1$

素因数の和:1125

約数の個数: 48

約数和(自身を含む): 168044800

約数和(自身を除く): 77316025

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 139, 225, 417, 675, 695, 967, 1251, 2085, 2901, 3475, 3753, 4835, 6255, 8703, 10425, 14505, 18765, 24175, 26109, 31275, 43515, 72525, 93825, 130545, 134413, 217575, 403239, 652725, 672065, 1209717, 2016195, 3360325, 3629151, 6048585, 10080975, 18145755, 30242925, 90728775]

約数ペア:

[(1, 90728775), (3, 30242925), (5, 18145755), (9, 10080975), (15, 6048585), (25, 3629151), (27, 3360325), (45, 2016195), (75, 1209717), (135, 672065), (139, 652725), (225, 403239), (417, 217575), (675, 134413), (695, 130545), (967, 93825), (1251, 72525), (2085, 43515), (2901, 31275), (3475, 26109), (3753, 24175), (4835, 18765), (6255, 14505), (8703, 10425)]