71292080

素因数分解:

$2^4\times 5^1\times {\mathrm{891151}}^1$

素因数の和:891164

約数の個数: 20

約数和(自身を含む): 165754272

約数和(自身を除く): 94462192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 891151, 1782302, 3564604, 4455755, 7129208, 8911510, 14258416, 17823020, 35646040, 71292080]

約数ペア:

[(1, 71292080), (2, 35646040), (4, 17823020), (5, 14258416), (8, 8911510), (10, 7129208), (16, 4455755), (20, 3564604), (40, 1782302), (80, 891151)]