80871710

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{80071}}^1$

素因数の和:80179

約数の個数: 16

約数和(自身を含む): 147012192

約数和(自身を除く): 66140482

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 80071, 160142, 400355, 800710, 8087171, 16174342, 40435855, 80871710]

約数ペア:

[(1, 80871710), (2, 40435855), (5, 16174342), (10, 8087171), (101, 800710), (202, 400355), (505, 160142), (1010, 80071)]