66656408

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 166656000

約数和(自身を除く): 99999592

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 61, 76, 79, 91, 104, 122, 133, 152, 158, 182, 244, 247, 266, 316, 364, 427, 488, 494, 532, 553, 632, 728, 793, 854, 988, 1027, 1064, 1106, 1159, 1501, 1586, 1708, 1729, 1976, 2054, 2212, 2318, 3002, 3172, 3416, 3458, 4108, 4424, 4636, 4819, 5551, 6004, 6344, 6916, 7189, 8113, 8216, 9272, 9638, 10507, 11102, 12008, 13832, 14378, 15067, 16226, 19276, 19513, 21014, 22204, 28756, 30134, 32452, 33733, 38552, 39026, 42028, 44408, 57512, 60268, 62647, 64904, 67466, 78052, 84056, 91561, 105469, 120536, 125294, 134932, 136591, 156104, 183122, 210938, 250588, 269864, 273182, 366244, 421876, 438529, 501176, 546364, 640927, 732488, 843752, 877058, 1092728, 1190293, 1281854, 1754116, 2380586, 2563708, 3508232, 4761172, 5127416, 8332051, 9522344, 16664102, 33328204, 66656408]

約数ペア:

[(1, 66656408), (2, 33328204), (4, 16664102), (7, 9522344), (8, 8332051), (13, 5127416), (14, 4761172), (19, 3508232), (26, 2563708), (28, 2380586), (38, 1754116), (52, 1281854), (56, 1190293), (61, 1092728), (76, 877058), (79, 843752), (91, 732488), (104, 640927), (122, 546364), (133, 501176), (152, 438529), (158, 421876), (182, 366244), (244, 273182), (247, 269864), (266, 250588), (316, 210938), (364, 183122), (427, 156104), (488, 136591), (494, 134932), (532, 125294), (553, 120536), (632, 105469), (728, 91561), (793, 84056), (854, 78052), (988, 67466), (1027, 64904), (1064, 62647), (1106, 60268), (1159, 57512), (1501, 44408), (1586, 42028), (1708, 39026), (1729, 38552), (1976, 33733), (2054, 32452), (2212, 30134), (2318, 28756), (3002, 22204), (3172, 21014), (3416, 19513), (3458, 19276), (4108, 16226), (4424, 15067), (4636, 14378), (4819, 13832), (5551, 12008), (6004, 11102), (6344, 10507), (6916, 9638), (7189, 9272), (8113, 8216)]