65846960

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6481}}^1$

素因数の和:6621

約数の個数: 40

約数和(自身を含む): 154323456

約数和(自身を除く): 88476496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6481, 10160, 12962, 25924, 32405, 51848, 64810, 103696, 129620, 259240, 518480, 823087, 1646174, 3292348, 4115435, 6584696, 8230870, 13169392, 16461740, 32923480, 65846960]

約数ペア:

[(1, 65846960), (2, 32923480), (4, 16461740), (5, 13169392), (8, 8230870), (10, 6584696), (16, 4115435), (20, 3292348), (40, 1646174), (80, 823087), (127, 518480), (254, 259240), (508, 129620), (635, 103696), (1016, 64810), (1270, 51848), (2032, 32405), (2540, 25924), (5080, 12962), (6481, 10160)]