80845280

素因数分解:

$2^5\times 5^1\times {\mathrm{505283}}^1$

素因数の和:505298

約数の個数: 24

約数和(自身を含む): 190997352

約数和(自身を除く): 110152072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 505283, 1010566, 2021132, 2526415, 4042264, 5052830, 8084528, 10105660, 16169056, 20211320, 40422640, 80845280]

約数ペア:

[(1, 80845280), (2, 40422640), (4, 20211320), (5, 16169056), (8, 10105660), (10, 8084528), (16, 5052830), (20, 4042264), (32, 2526415), (40, 2021132), (80, 1010566), (160, 505283)]