55013900

素因数分解:

$2^2\times 5^2\times {\mathrm{550139}}^1$

素因数の和:550153

約数の個数: 18

約数和(自身を含む): 119380380

約数和(自身を除く): 64366480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 550139, 1100278, 2200556, 2750695, 5501390, 11002780, 13753475, 27506950, 55013900]

約数ペア:

[(1, 55013900), (2, 27506950), (4, 13753475), (5, 11002780), (10, 5501390), (20, 2750695), (25, 2200556), (50, 1100278), (100, 550139)]