2784925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 4374720

約数和(自身を除く): 1589795

約数列:

[1, 5, 11, 13, 19, 25, 41, 55, 65, 95, 143, 205, 209, 247, 275, 325, 451, 475, 533, 715, 779, 1025, 1045, 1235, 2255, 2665, 2717, 3575, 3895, 5225, 5863, 6175, 8569, 10127, 11275, 13325, 13585, 19475, 29315, 42845, 50635, 67925, 111397, 146575, 214225, 253175, 556985, 2784925]

約数ペア:

[(1, 2784925), (5, 556985), (11, 253175), (13, 214225), (19, 146575), (25, 111397), (41, 67925), (55, 50635), (65, 42845), (95, 29315), (143, 19475), (205, 13585), (209, 13325), (247, 11275), (275, 10127), (325, 8569), (451, 6175), (475, 5863), (533, 5225), (715, 3895), (779, 3575), (1025, 2717), (1045, 2665), (1235, 2255)]