1639678328

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{79411}}^1$

素因数の和:79535

約数の個数: 32

約数和(自身を含む): 3216186000

約数和(自身を除く): 1576507672

約数列:

[1, 2, 4, 8, 29, 58, 89, 116, 178, 232, 356, 712, 2581, 5162, 10324, 20648, 79411, 158822, 317644, 635288, 2302919, 4605838, 7067579, 9211676, 14135158, 18423352, 28270316, 56540632, 204959791, 409919582, 819839164, 1639678328]

約数ペア:

[(1, 1639678328), (2, 819839164), (4, 409919582), (8, 204959791), (29, 56540632), (58, 28270316), (89, 18423352), (116, 14135158), (178, 9211676), (232, 7067579), (356, 4605838), (712, 2302919), (2581, 635288), (5162, 317644), (10324, 158822), (20648, 79411)]