89336840

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3967}}^1$

素因数の和:4541

約数の個数: 32

約数和(自身を含む): 201415680

約数和(自身を除く): 112078840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 3967, 4504, 5630, 7934, 11260, 15868, 19835, 22520, 31736, 39670, 79340, 158680, 2233421, 4466842, 8933684, 11167105, 17867368, 22334210, 44668420, 89336840]

約数ペア:

[(1, 89336840), (2, 44668420), (4, 22334210), (5, 17867368), (8, 11167105), (10, 8933684), (20, 4466842), (40, 2233421), (563, 158680), (1126, 79340), (2252, 39670), (2815, 31736), (3967, 22520), (4504, 19835), (5630, 15868), (7934, 11260)]