168719852

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 349204800

約数和(自身を除く): 180484948

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 149, 259, 298, 518, 596, 1036, 1043, 1093, 2086, 2186, 4172, 4372, 5513, 7651, 11026, 15302, 22052, 30604, 38591, 40441, 77182, 80882, 154364, 161764, 162857, 283087, 325714, 566174, 651428, 1132348, 1139999, 2279998, 4559996, 6025709, 12051418, 24102836, 42179963, 84359926, 168719852]

約数ペア:

[(1, 168719852), (2, 84359926), (4, 42179963), (7, 24102836), (14, 12051418), (28, 6025709), (37, 4559996), (74, 2279998), (148, 1139999), (149, 1132348), (259, 651428), (298, 566174), (518, 325714), (596, 283087), (1036, 162857), (1043, 161764), (1093, 154364), (2086, 80882), (2186, 77182), (4172, 40441), (4372, 38591), (5513, 30604), (7651, 22052), (11026, 15302)]