680550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 1822800

約数和(自身を除く): 1142250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 349, 390, 650, 698, 975, 1047, 1745, 1950, 2094, 3490, 4537, 5235, 8725, 9074, 10470, 13611, 17450, 22685, 26175, 27222, 45370, 52350, 68055, 113425, 136110, 226850, 340275, 680550]

約数ペア:

[(1, 680550), (2, 340275), (3, 226850), (5, 136110), (6, 113425), (10, 68055), (13, 52350), (15, 45370), (25, 27222), (26, 26175), (30, 22685), (39, 17450), (50, 13611), (65, 10470), (75, 9074), (78, 8725), (130, 5235), (150, 4537), (195, 3490), (325, 2094), (349, 1950), (390, 1745), (650, 1047), (698, 975)]