81967701195

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{1307}}^1$

素因数の和:1626

約数の個数: 128

約数和(自身を含む): 153469209600

約数和(自身を除く): 71501508405

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 83, 87, 135, 145, 193, 249, 261, 415, 435, 579, 747, 783, 965, 1245, 1305, 1307, 1737, 2241, 2407, 2895, 3735, 3915, 3921, 5211, 5597, 6535, 7221, 8685, 11205, 11763, 12035, 16019, 16791, 19605, 21663, 26055, 27985, 35289, 36105, 37903, 48057, 50373, 58815, 64989, 80095, 83955, 108315, 108481, 113709, 144171, 151119, 176445, 189515, 240285, 251865, 252251, 324945, 325443, 341127, 432513, 464551, 542405, 568545, 720855, 755595, 756753, 976329, 1023381, 1261255, 1393653, 1627215, 1705635, 2162565, 2270259, 2322755, 2928987, 3145949, 3783765, 4180959, 4881645, 5116905, 6810777, 6968265, 7315279, 9437847, 11351295, 12542877, 14644935, 15729745, 20904795, 20936833, 21945837, 28313541, 34053885, 36576395, 47189235, 62714385, 62810499, 65837511, 84940623, 104684165, 109729185, 141567705, 188431497, 197512533, 314052495, 329187555, 424703115, 565294491, 607168157, 942157485, 987562665, 1821504471, 2826472455, 3035840785, 5464513413, 9107522355, 16393540239, 27322567065, 81967701195]

約数ペア:

[(1, 81967701195), (3, 27322567065), (5, 16393540239), (9, 9107522355), (15, 5464513413), (27, 3035840785), (29, 2826472455), (45, 1821504471), (83, 987562665), (87, 942157485), (135, 607168157), (145, 565294491), (193, 424703115), (249, 329187555), (261, 314052495), (415, 197512533), (435, 188431497), (579, 141567705), (747, 109729185), (783, 104684165), (965, 84940623), (1245, 65837511), (1305, 62810499), (1307, 62714385), (1737, 47189235), (2241, 36576395), (2407, 34053885), (2895, 28313541), (3735, 21945837), (3915, 20936833), (3921, 20904795), (5211, 15729745), (5597, 14644935), (6535, 12542877), (7221, 11351295), (8685, 9437847), (11205, 7315279), (11763, 6968265), (12035, 6810777), (16019, 5116905), (16791, 4881645), (19605, 4180959), (21663, 3783765), (26055, 3145949), (27985, 2928987), (35289, 2322755), (36105, 2270259), (37903, 2162565), (48057, 1705635), (50373, 1627215), (58815, 1393653), (64989, 1261255), (80095, 1023381), (83955, 976329), (108315, 756753), (108481, 755595), (113709, 720855), (144171, 568545), (151119, 542405), (176445, 464551), (189515, 432513), (240285, 341127), (251865, 325443), (252251, 324945)]