81634488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 237081600

約数和(自身を除く): 155447112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 47, 52, 57, 76, 78, 94, 104, 114, 141, 152, 156, 188, 228, 247, 282, 293, 312, 376, 456, 494, 564, 586, 611, 741, 879, 893, 988, 1128, 1172, 1222, 1482, 1758, 1786, 1833, 1976, 2344, 2444, 2679, 2964, 3516, 3572, 3666, 3809, 4888, 5358, 5567, 5928, 7032, 7144, 7332, 7618, 10716, 11134, 11427, 11609, 13771, 14664, 15236, 16701, 21432, 22268, 22854, 23218, 27542, 30472, 33402, 34827, 41313, 44536, 45708, 46436, 55084, 66804, 69654, 72371, 82626, 91416, 92872, 110168, 133608, 139308, 144742, 165252, 179023, 217113, 261649, 278616, 289484, 330504, 358046, 434226, 523298, 537069, 578968, 716092, 784947, 868452, 1046596, 1074138, 1432184, 1569894, 1736904, 2093192, 2148276, 3139788, 3401437, 4296552, 6279576, 6802874, 10204311, 13605748, 20408622, 27211496, 40817244, 81634488]

約数ペア:

[(1, 81634488), (2, 40817244), (3, 27211496), (4, 20408622), (6, 13605748), (8, 10204311), (12, 6802874), (13, 6279576), (19, 4296552), (24, 3401437), (26, 3139788), (38, 2148276), (39, 2093192), (47, 1736904), (52, 1569894), (57, 1432184), (76, 1074138), (78, 1046596), (94, 868452), (104, 784947), (114, 716092), (141, 578968), (152, 537069), (156, 523298), (188, 434226), (228, 358046), (247, 330504), (282, 289484), (293, 278616), (312, 261649), (376, 217113), (456, 179023), (494, 165252), (564, 144742), (586, 139308), (611, 133608), (741, 110168), (879, 92872), (893, 91416), (988, 82626), (1128, 72371), (1172, 69654), (1222, 66804), (1482, 55084), (1758, 46436), (1786, 45708), (1833, 44536), (1976, 41313), (2344, 34827), (2444, 33402), (2679, 30472), (2964, 27542), (3516, 23218), (3572, 22854), (3666, 22268), (3809, 21432), (4888, 16701), (5358, 15236), (5567, 14664), (5928, 13771), (7032, 11609), (7144, 11427), (7332, 11134), (7618, 10716)]