68447920

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6737}}^1$

素因数の和:6877

約数の個数: 40

約数和(自身を含む): 160418304

約数和(自身を除く): 91970384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6737, 10160, 13474, 26948, 33685, 53896, 67370, 107792, 134740, 269480, 538960, 855599, 1711198, 3422396, 4277995, 6844792, 8555990, 13689584, 17111980, 34223960, 68447920]

約数ペア:

[(1, 68447920), (2, 34223960), (4, 17111980), (5, 13689584), (8, 8555990), (10, 6844792), (16, 4277995), (20, 3422396), (40, 1711198), (80, 855599), (127, 538960), (254, 269480), (508, 134740), (635, 107792), (1016, 67370), (1270, 53896), (2032, 33685), (2540, 26948), (5080, 13474), (6737, 10160)]