205095890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{147551}}^1$

素因数の和:147697

約数の個数: 16

約数和(自身を含む): 371831040

約数和(自身を除く): 166735150

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 147551, 295102, 737755, 1475510, 20509589, 41019178, 102547945, 205095890]

約数ペア:

[(1, 205095890), (2, 102547945), (5, 41019178), (10, 20509589), (139, 1475510), (278, 737755), (695, 295102), (1390, 147551)]