161012680

素因数分解:

$2^3\times 5^1\times {\mathrm{4025317}}^1$

素因数の和:4025328

約数の個数: 16

約数和(自身を含む): 362278620

約数和(自身を除く): 201265940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4025317, 8050634, 16101268, 20126585, 32202536, 40253170, 80506340, 161012680]

約数ペア:

[(1, 161012680), (2, 80506340), (4, 40253170), (5, 32202536), (8, 20126585), (10, 16101268), (20, 8050634), (40, 4025317)]