90902576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{138571}}^1$

素因数の和:138620

約数の個数: 20

約数和(自身を含む): 180420744

約数和(自身を除く): 89518168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 138571, 277142, 554284, 1108568, 2217136, 5681411, 11362822, 22725644, 45451288, 90902576]

約数ペア:

[(1, 90902576), (2, 45451288), (4, 22725644), (8, 11362822), (16, 5681411), (41, 2217136), (82, 1108568), (164, 554284), (328, 277142), (656, 138571)]