51813076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 116217920

約数和(自身を除く): 64404844

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 289, 323, 337, 476, 532, 578, 646, 674, 1156, 1292, 1348, 2023, 2261, 2359, 4046, 4522, 4718, 5491, 5729, 6403, 8092, 9044, 9436, 10982, 11458, 12806, 21964, 22916, 25612, 38437, 40103, 44821, 76874, 80206, 89642, 97393, 108851, 153748, 160412, 179284, 194786, 217702, 389572, 435404, 681751, 761957, 1363502, 1523914, 1850467, 2727004, 3047828, 3700934, 7401868, 12953269, 25906538, 51813076]

約数ペア:

[(1, 51813076), (2, 25906538), (4, 12953269), (7, 7401868), (14, 3700934), (17, 3047828), (19, 2727004), (28, 1850467), (34, 1523914), (38, 1363502), (68, 761957), (76, 681751), (119, 435404), (133, 389572), (238, 217702), (266, 194786), (289, 179284), (323, 160412), (337, 153748), (476, 108851), (532, 97393), (578, 89642), (646, 80206), (674, 76874), (1156, 44821), (1292, 40103), (1348, 38437), (2023, 25612), (2261, 22916), (2359, 21964), (4046, 12806), (4522, 11458), (4718, 10982), (5491, 9436), (5729, 9044), (6403, 8092)]