90415684

素因数分解:

$2^2\times {\mathrm{257}}^1\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 159917688

約数和(自身を除く): 69502004

約数列:

[1, 2, 4, 257, 281, 313, 514, 562, 626, 1028, 1124, 1252, 72217, 80441, 87953, 144434, 160882, 175906, 288868, 321764, 351812, 22603921, 45207842, 90415684]

約数ペア:

[(1, 90415684), (2, 45207842), (4, 22603921), (257, 351812), (281, 321764), (313, 288868), (514, 175906), (562, 160882), (626, 144434), (1028, 87953), (1124, 80441), (1252, 72217)]