161569507940

素因数分解:

$2^2\times 5^1\times {\mathrm{85933}}^1\times {\mathrm{94009}}^1$

素因数の和:179951

約数の個数: 24

約数和(自身を含む): 339303524280

約数和(自身を除く): 177734016340

約数列:

[1, 2, 4, 5, 10, 20, 85933, 94009, 171866, 188018, 343732, 376036, 429665, 470045, 859330, 940090, 1718660, 1880180, 8078475397, 16156950794, 32313901588, 40392376985, 80784753970, 161569507940]

約数ペア:

[(1, 161569507940), (2, 80784753970), (4, 40392376985), (5, 32313901588), (10, 16156950794), (20, 8078475397), (85933, 1880180), (94009, 1718660), (171866, 940090), (188018, 859330), (343732, 470045), (376036, 429665)]