219903400

素因数分解:

$2^3\times 5^2\times {\mathrm{853}}^1\times {\mathrm{1289}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 512271900

約数和(自身を除く): 292368500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 853, 1289, 1706, 2578, 3412, 4265, 5156, 6445, 6824, 8530, 10312, 12890, 17060, 21325, 25780, 32225, 34120, 42650, 51560, 64450, 85300, 128900, 170600, 257800, 1099517, 2199034, 4398068, 5497585, 8796136, 10995170, 21990340, 27487925, 43980680, 54975850, 109951700, 219903400]

約数ペア:

[(1, 219903400), (2, 109951700), (4, 54975850), (5, 43980680), (8, 27487925), (10, 21990340), (20, 10995170), (25, 8796136), (40, 5497585), (50, 4398068), (100, 2199034), (200, 1099517), (853, 257800), (1289, 170600), (1706, 128900), (2578, 85300), (3412, 64450), (4265, 51560), (5156, 42650), (6445, 34120), (6824, 32225), (8530, 25780), (10312, 21325), (12890, 17060)]