80108740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{54869}}^1$

素因数の和:54951

約数の個数: 24

約数和(自身を含む): 170535960

約数和(自身を除く): 90427220

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 54869, 109738, 219476, 274345, 548690, 1097380, 4005437, 8010874, 16021748, 20027185, 40054370, 80108740]

約数ペア:

[(1, 80108740), (2, 40054370), (4, 20027185), (5, 16021748), (10, 8010874), (20, 4005437), (73, 1097380), (146, 548690), (292, 274345), (365, 219476), (730, 109738), (1460, 54869)]