39948500

素因数分解:

$2^2\times 5^3\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 88168080

約数和(自身を除く): 48219580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 125, 218, 250, 436, 500, 545, 733, 1090, 1466, 2180, 2725, 2932, 3665, 5450, 7330, 10900, 13625, 14660, 18325, 27250, 36650, 54500, 73300, 79897, 91625, 159794, 183250, 319588, 366500, 399485, 798970, 1597940, 1997425, 3994850, 7989700, 9987125, 19974250, 39948500]

約数ペア:

[(1, 39948500), (2, 19974250), (4, 9987125), (5, 7989700), (10, 3994850), (20, 1997425), (25, 1597940), (50, 798970), (100, 399485), (109, 366500), (125, 319588), (218, 183250), (250, 159794), (436, 91625), (500, 79897), (545, 73300), (733, 54500), (1090, 36650), (1466, 27250), (2180, 18325), (2725, 14660), (2932, 13625), (3665, 10900), (5450, 7330)]