80013280

素因数分解:

$2^5\times 5^1\times {\mathrm{500083}}^1$

素因数の和:500098

約数の個数: 24

約数和(自身を含む): 189031752

約数和(自身を除く): 109018472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 500083, 1000166, 2000332, 2500415, 4000664, 5000830, 8001328, 10001660, 16002656, 20003320, 40006640, 80013280]

約数ペア:

[(1, 80013280), (2, 40006640), (4, 20003320), (5, 16002656), (8, 10001660), (10, 8001328), (16, 5000830), (20, 4000664), (32, 2500415), (40, 2000332), (80, 1000166), (160, 500083)]