209330900

素因数分解:

$2^2\times 5^2\times {\mathrm{1301}}^1\times {\mathrm{1609}}^1$

素因数の和:2924

約数の個数: 36

約数和(自身を含む): 454879740

約数和(自身を除く): 245548840

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1301, 1609, 2602, 3218, 5204, 6436, 6505, 8045, 13010, 16090, 26020, 32180, 32525, 40225, 65050, 80450, 130100, 160900, 2093309, 4186618, 8373236, 10466545, 20933090, 41866180, 52332725, 104665450, 209330900]

約数ペア:

[(1, 209330900), (2, 104665450), (4, 52332725), (5, 41866180), (10, 20933090), (20, 10466545), (25, 8373236), (50, 4186618), (100, 2093309), (1301, 160900), (1609, 130100), (2602, 80450), (3218, 65050), (5204, 40225), (6436, 32525), (6505, 32180), (8045, 26020), (13010, 16090)]