99722320

素因数分解:

$2^4\times 5^1\times {\mathrm{1246529}}^1$

素因数の和:1246542

約数の個数: 20

約数和(自身を含む): 231854580

約数和(自身を除く): 132132260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1246529, 2493058, 4986116, 6232645, 9972232, 12465290, 19944464, 24930580, 49861160, 99722320]

約数ペア:

[(1, 99722320), (2, 49861160), (4, 24930580), (5, 19944464), (8, 12465290), (10, 9972232), (16, 6232645), (20, 4986116), (40, 2493058), (80, 1246529)]