51323440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2477}}^1$

素因数の和:2534

約数の個数: 80

約数和(自身を含む): 140116032

約数和(自身を除く): 88792592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2477, 2590, 2960, 4144, 4954, 5180, 9908, 10360, 12385, 17339, 19816, 20720, 24770, 34678, 39632, 49540, 69356, 86695, 91649, 99080, 138712, 173390, 183298, 198160, 277424, 346780, 366596, 458245, 641543, 693560, 733192, 916490, 1283086, 1387120, 1466384, 1832980, 2566172, 3207715, 3665960, 5132344, 6415430, 7331920, 10264688, 12830860, 25661720, 51323440]

約数ペア:

[(1, 51323440), (2, 25661720), (4, 12830860), (5, 10264688), (7, 7331920), (8, 6415430), (10, 5132344), (14, 3665960), (16, 3207715), (20, 2566172), (28, 1832980), (35, 1466384), (37, 1387120), (40, 1283086), (56, 916490), (70, 733192), (74, 693560), (80, 641543), (112, 458245), (140, 366596), (148, 346780), (185, 277424), (259, 198160), (280, 183298), (296, 173390), (370, 138712), (518, 99080), (560, 91649), (592, 86695), (740, 69356), (1036, 49540), (1295, 39632), (1480, 34678), (2072, 24770), (2477, 20720), (2590, 19816), (2960, 17339), (4144, 12385), (4954, 10360), (5180, 9908)]