82423280

素因数分解:

$2^4\times 5^1\times {\mathrm{1030291}}^1$

素因数の和:1030304

約数の個数: 20

約数和(自身を含む): 191634312

約数和(自身を除く): 109211032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1030291, 2060582, 4121164, 5151455, 8242328, 10302910, 16484656, 20605820, 41211640, 82423280]

約数ペア:

[(1, 82423280), (2, 41211640), (4, 20605820), (5, 16484656), (8, 10302910), (10, 8242328), (16, 5151455), (20, 4121164), (40, 2060582), (80, 1030291)]