5258320

素因数分解:

$2^4\times 5^1\times {\mathrm{65729}}^1$

素因数の和:65742

約数の個数: 20

約数和(自身を含む): 12225780

約数和(自身を除く): 6967460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65729, 131458, 262916, 328645, 525832, 657290, 1051664, 1314580, 2629160, 5258320]

約数ペア:

[(1, 5258320), (2, 2629160), (4, 1314580), (5, 1051664), (8, 657290), (10, 525832), (16, 328645), (20, 262916), (40, 131458), (80, 65729)]