20759492055

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 36777185280

約数和(自身を除く): 16017693225

約数列:

[1, 3, 5, 15, 19, 43, 57, 67, 95, 129, 131, 193, 201, 215, 285, 335, 393, 579, 645, 655, 817, 965, 1005, 1273, 1965, 2451, 2489, 2881, 2895, 3667, 3819, 4085, 5633, 6365, 7467, 8299, 8643, 8777, 11001, 12255, 12445, 12931, 14405, 16899, 18335, 19095, 24897, 25283, 26331, 28165, 37335, 38793, 41495, 43215, 43885, 54739, 55005, 64655, 75849, 84495, 107027, 124485, 126415, 131655, 157681, 164217, 166763, 193965, 245689, 273695, 321081, 377411, 379245, 473043, 480377, 500289, 535135, 556033, 737067, 788405, 821085, 833815, 1087169, 1132233, 1228445, 1441131, 1605405, 1668099, 1693961, 1887055, 2365215, 2401885, 2501445, 2780165, 3261507, 3685335, 5081883, 5435845, 5661165, 7170809, 7205655, 8340495, 8469805, 10564627, 16307535, 20656211, 21512427, 25409415, 31693881, 32185259, 35854045, 52823135, 61968633, 72840323, 96555777, 103281055, 107562135, 158469405, 160926295, 218520969, 309843165, 364201615, 482778885, 1092604845, 1383966137, 4151898411, 6919830685, 20759492055]

約数ペア:

[(1, 20759492055), (3, 6919830685), (5, 4151898411), (15, 1383966137), (19, 1092604845), (43, 482778885), (57, 364201615), (67, 309843165), (95, 218520969), (129, 160926295), (131, 158469405), (193, 107562135), (201, 103281055), (215, 96555777), (285, 72840323), (335, 61968633), (393, 52823135), (579, 35854045), (645, 32185259), (655, 31693881), (817, 25409415), (965, 21512427), (1005, 20656211), (1273, 16307535), (1965, 10564627), (2451, 8469805), (2489, 8340495), (2881, 7205655), (2895, 7170809), (3667, 5661165), (3819, 5435845), (4085, 5081883), (5633, 3685335), (6365, 3261507), (7467, 2780165), (8299, 2501445), (8643, 2401885), (8777, 2365215), (11001, 1887055), (12255, 1693961), (12445, 1668099), (12931, 1605405), (14405, 1441131), (16899, 1228445), (18335, 1132233), (19095, 1087169), (24897, 833815), (25283, 821085), (26331, 788405), (28165, 737067), (37335, 556033), (38793, 535135), (41495, 500289), (43215, 480377), (43885, 473043), (54739, 379245), (55005, 377411), (64655, 321081), (75849, 273695), (84495, 245689), (107027, 193965), (124485, 166763), (126415, 164217), (131655, 157681)]