816391576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1051}}^1$

素因数の和:1185

約数の個数: 128

約数和(自身を含む): 2078415360

約数和(自身を除く): 1262023784

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 97, 104, 143, 154, 182, 194, 286, 308, 364, 388, 572, 616, 679, 728, 776, 1001, 1051, 1067, 1144, 1261, 1358, 2002, 2102, 2134, 2522, 2716, 4004, 4204, 4268, 5044, 5432, 7357, 7469, 8008, 8408, 8536, 8827, 10088, 11561, 13663, 13871, 14714, 14938, 17654, 23122, 27326, 27742, 29428, 29876, 35308, 46244, 54652, 55484, 58856, 59752, 70616, 80927, 92488, 95641, 97097, 101947, 109304, 110968, 150293, 161854, 191282, 194194, 203894, 300586, 323708, 382564, 388388, 407788, 601172, 647416, 713629, 765128, 776776, 815576, 1052051, 1121417, 1202344, 1325311, 1427258, 2104102, 2242834, 2650622, 2854516, 4208204, 4485668, 5301244, 5709032, 7849919, 8416408, 8971336, 9277177, 10602488, 14578421, 15699838, 18554354, 29156842, 31399676, 37108708, 58313684, 62799352, 74217416, 102048947, 116627368, 204097894, 408195788, 816391576]

約数ペア:

[(1, 816391576), (2, 408195788), (4, 204097894), (7, 116627368), (8, 102048947), (11, 74217416), (13, 62799352), (14, 58313684), (22, 37108708), (26, 31399676), (28, 29156842), (44, 18554354), (52, 15699838), (56, 14578421), (77, 10602488), (88, 9277177), (91, 8971336), (97, 8416408), (104, 7849919), (143, 5709032), (154, 5301244), (182, 4485668), (194, 4208204), (286, 2854516), (308, 2650622), (364, 2242834), (388, 2104102), (572, 1427258), (616, 1325311), (679, 1202344), (728, 1121417), (776, 1052051), (1001, 815576), (1051, 776776), (1067, 765128), (1144, 713629), (1261, 647416), (1358, 601172), (2002, 407788), (2102, 388388), (2134, 382564), (2522, 323708), (2716, 300586), (4004, 203894), (4204, 194194), (4268, 191282), (5044, 161854), (5432, 150293), (7357, 110968), (7469, 109304), (8008, 101947), (8408, 97097), (8536, 95641), (8827, 92488), (10088, 80927), (11561, 70616), (13663, 59752), (13871, 58856), (14714, 55484), (14938, 54652), (17654, 46244), (23122, 35308), (27326, 29876), (27742, 29428)]