54437900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 72

約数和(自身を含む): 130252080

約数和(自身を除く): 75814180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 409, 484, 550, 605, 818, 1100, 1210, 1331, 1636, 2045, 2420, 2662, 3025, 4090, 4499, 5324, 6050, 6655, 8180, 8998, 10225, 12100, 13310, 17996, 20450, 22495, 26620, 33275, 40900, 44990, 49489, 66550, 89980, 98978, 112475, 133100, 197956, 224950, 247445, 449900, 494890, 544379, 989780, 1088758, 1237225, 2177516, 2474450, 2721895, 4948900, 5443790, 10887580, 13609475, 27218950, 54437900]

約数ペア:

[(1, 54437900), (2, 27218950), (4, 13609475), (5, 10887580), (10, 5443790), (11, 4948900), (20, 2721895), (22, 2474450), (25, 2177516), (44, 1237225), (50, 1088758), (55, 989780), (100, 544379), (110, 494890), (121, 449900), (220, 247445), (242, 224950), (275, 197956), (409, 133100), (484, 112475), (550, 98978), (605, 89980), (818, 66550), (1100, 49489), (1210, 44990), (1331, 40900), (1636, 33275), (2045, 26620), (2420, 22495), (2662, 20450), (3025, 17996), (4090, 13310), (4499, 12100), (5324, 10225), (6050, 8998), (6655, 8180)]