90131152

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{21419}}^1$

素因数の和:21690

約数の個数: 20

約数和(自身を含む): 175301280

約数和(自身を除く): 85170128

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 21419, 42838, 85676, 171352, 342704, 5633197, 11266394, 22532788, 45065576, 90131152]

約数ペア:

[(1, 90131152), (2, 45065576), (4, 22532788), (8, 11266394), (16, 5633197), (263, 342704), (526, 171352), (1052, 85676), (2104, 42838), (4208, 21419)]