8265520

素因数分解:

$2^4\times 5^1\times {\mathrm{103319}}^1$

素因数の和:103332

約数の個数: 20

約数和(自身を含む): 19217520

約数和(自身を除く): 10952000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103319, 206638, 413276, 516595, 826552, 1033190, 1653104, 2066380, 4132760, 8265520]

約数ペア:

[(1, 8265520), (2, 4132760), (4, 2066380), (5, 1653104), (8, 1033190), (10, 826552), (16, 516595), (20, 413276), (40, 206638), (80, 103319)]