550100

素因数分解:

$2^2\times 5^2\times {\mathrm{5501}}^1$

素因数の和:5515

約数の個数: 18

約数和(自身を含む): 1193934

約数和(自身を除く): 643834

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 5501, 11002, 22004, 27505, 55010, 110020, 137525, 275050, 550100]

約数ペア:

[(1, 550100), (2, 275050), (4, 137525), (5, 110020), (10, 55010), (20, 27505), (25, 22004), (50, 11002), (100, 5501)]