280199686568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2477}}^1\times {\mathrm{831769}}^1$

素因数の和:834269

約数の個数: 32

約数和(自身を含む): 556504036200

約数和(自身を除く): 276304349632

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2477, 4954, 9908, 19816, 42109, 84218, 168436, 336872, 831769, 1663538, 3327076, 6654152, 14140073, 28280146, 56560292, 113120584, 2060291813, 4120583626, 8241167252, 16482334504, 35024960821, 70049921642, 140099843284, 280199686568]

約数ペア:

[(1, 280199686568), (2, 140099843284), (4, 70049921642), (8, 35024960821), (17, 16482334504), (34, 8241167252), (68, 4120583626), (136, 2060291813), (2477, 113120584), (4954, 56560292), (9908, 28280146), (19816, 14140073), (42109, 6654152), (84218, 3327076), (168436, 1663538), (336872, 831769)]