85845520

素因数分解:

$2^4\times 5^1\times {\mathrm{1073069}}^1$

素因数の和:1073082

約数の個数: 20

約数和(自身を含む): 199591020

約数和(自身を除く): 113745500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1073069, 2146138, 4292276, 5365345, 8584552, 10730690, 17169104, 21461380, 42922760, 85845520]

約数ペア:

[(1, 85845520), (2, 42922760), (4, 21461380), (5, 17169104), (8, 10730690), (10, 8584552), (16, 5365345), (20, 4292276), (40, 2146138), (80, 1073069)]