208050978905

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{42487}}^1$

素因数の和:42619

約数の個数: 96

約数和(自身を含む): 334791843840

約数和(自身を除く): 126740864935

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 79, 115, 161, 245, 253, 385, 395, 539, 553, 805, 869, 1127, 1265, 1771, 1817, 2695, 2765, 3871, 4345, 5635, 6083, 8855, 9085, 12397, 12719, 19355, 19987, 30415, 42487, 42581, 61985, 63595, 89033, 99935, 139909, 212435, 212905, 297409, 445165, 467357, 699545, 977201, 979363, 1487045, 2081863, 2336785, 3271499, 3356473, 4886005, 4896815, 6840407, 10409315, 10749211, 16357495, 16782365, 22900493, 23495311, 34202035, 36921203, 47882849, 53746055, 75244477, 77198879, 114502465, 117476555, 164467177, 184606015, 239414245, 258448421, 376222385, 385994395, 526711339, 540392153, 822335885, 849187669, 1292242105, 1809138947, 2633556695, 2701960765, 3782745071, 4245938345, 5944313683, 9045694735, 18913725355, 29721568415, 41610195781, 208050978905]

約数ペア:

[(1, 208050978905), (5, 41610195781), (7, 29721568415), (11, 18913725355), (23, 9045694735), (35, 5944313683), (49, 4245938345), (55, 3782745071), (77, 2701960765), (79, 2633556695), (115, 1809138947), (161, 1292242105), (245, 849187669), (253, 822335885), (385, 540392153), (395, 526711339), (539, 385994395), (553, 376222385), (805, 258448421), (869, 239414245), (1127, 184606015), (1265, 164467177), (1771, 117476555), (1817, 114502465), (2695, 77198879), (2765, 75244477), (3871, 53746055), (4345, 47882849), (5635, 36921203), (6083, 34202035), (8855, 23495311), (9085, 22900493), (12397, 16782365), (12719, 16357495), (19355, 10749211), (19987, 10409315), (30415, 6840407), (42487, 4896815), (42581, 4886005), (61985, 3356473), (63595, 3271499), (89033, 2336785), (99935, 2081863), (139909, 1487045), (212435, 979363), (212905, 977201), (297409, 699545), (445165, 467357)]