161384761856

素因数分解:

$2^9\times {\mathrm{315204613}}^1$

素因数の和:315204631

約数の個数: 20

約数和(自身を含む): 322454320122

約数和(自身を除く): 161069558266

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 315204613, 630409226, 1260818452, 2521636904, 5043273808, 10086547616, 20173095232, 40346190464, 80692380928, 161384761856]

約数ペア:

[(1, 161384761856), (2, 80692380928), (4, 40346190464), (8, 20173095232), (16, 10086547616), (32, 5043273808), (64, 2521636904), (128, 1260818452), (256, 630409226), (512, 315204613)]