85287080

素因数分解:

$2^3\times 5^1\times {\mathrm{2132177}}^1$

素因数の和:2132188

約数の個数: 16

約数和(自身を含む): 191896020

約数和(自身を除く): 106608940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2132177, 4264354, 8528708, 10660885, 17057416, 21321770, 42643540, 85287080]

約数ペア:

[(1, 85287080), (2, 42643540), (4, 21321770), (5, 17057416), (8, 10660885), (10, 8528708), (20, 4264354), (40, 2132177)]