81752830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1427}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 156383136

約数和(自身を除く): 74630306

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 337, 674, 1427, 1685, 2854, 3370, 5729, 7135, 11458, 14270, 24259, 28645, 48518, 57290, 121295, 242590, 480899, 961798, 2404495, 4808990, 8175283, 16350566, 40876415, 81752830]

約数ペア:

[(1, 81752830), (2, 40876415), (5, 16350566), (10, 8175283), (17, 4808990), (34, 2404495), (85, 961798), (170, 480899), (337, 242590), (674, 121295), (1427, 57290), (1685, 48518), (2854, 28645), (3370, 24259), (5729, 14270), (7135, 11458)]