82788560

素因数分解:

$2^4\times 5^1\times {\mathrm{1034857}}^1$

素因数の和:1034870

約数の個数: 20

約数和(自身を含む): 192483588

約数和(自身を除く): 109695028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1034857, 2069714, 4139428, 5174285, 8278856, 10348570, 16557712, 20697140, 41394280, 82788560]

約数ペア:

[(1, 82788560), (2, 41394280), (4, 20697140), (5, 16557712), (8, 10348570), (10, 8278856), (16, 5174285), (20, 4139428), (40, 2069714), (80, 1034857)]