100866160

素因数分解:

$2^4\times 5^1\times {\mathrm{1260827}}^1$

素因数の和:1260840

約数の個数: 20

約数和(自身を含む): 234514008

約数和(自身を除く): 133647848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1260827, 2521654, 5043308, 6304135, 10086616, 12608270, 20173232, 25216540, 50433080, 100866160]

約数ペア:

[(1, 100866160), (2, 50433080), (4, 25216540), (5, 20173232), (8, 12608270), (10, 10086616), (16, 6304135), (20, 5043308), (40, 2521654), (80, 1260827)]