67968560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77237}}^1$

素因数の和:77261

約数の個数: 40

約数和(自身を含む): 172395216

約数和(自身を除く): 104426656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 77237, 154474, 308948, 386185, 617896, 772370, 849607, 1235792, 1544740, 1699214, 3089480, 3398428, 4248035, 6178960, 6796856, 8496070, 13593712, 16992140, 33984280, 67968560]

約数ペア:

[(1, 67968560), (2, 33984280), (4, 16992140), (5, 13593712), (8, 8496070), (10, 6796856), (11, 6178960), (16, 4248035), (20, 3398428), (22, 3089480), (40, 1699214), (44, 1544740), (55, 1235792), (80, 849607), (88, 772370), (110, 617896), (176, 386185), (220, 308948), (440, 154474), (880, 77237)]