90409756

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{1019}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 162534960

約数和(自身を除く): 72125204

約数列:

[1, 2, 4, 41, 82, 164, 541, 1019, 1082, 2038, 2164, 4076, 22181, 41779, 44362, 83558, 88724, 167116, 551279, 1102558, 2205116, 22602439, 45204878, 90409756]

約数ペア:

[(1, 90409756), (2, 45204878), (4, 22602439), (41, 2205116), (82, 1102558), (164, 551279), (541, 167116), (1019, 88724), (1082, 83558), (2038, 44362), (2164, 41779), (4076, 22181)]