81733288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 199704960

約数和(自身を除く): 117971672

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 311, 361, 364, 494, 532, 622, 722, 728, 988, 1064, 1244, 1444, 1729, 1976, 2177, 2488, 2527, 2888, 3458, 4043, 4354, 4693, 5054, 5909, 6916, 8086, 8708, 9386, 10108, 11818, 13832, 16172, 17416, 18772, 20216, 23636, 28301, 32344, 32851, 37544, 41363, 47272, 56602, 65702, 76817, 82726, 112271, 113204, 131404, 153634, 165452, 224542, 226408, 262808, 307268, 330904, 449084, 537719, 614536, 785897, 898168, 1075438, 1459523, 1571794, 2150876, 2919046, 3143588, 4301752, 5838092, 6287176, 10216661, 11676184, 20433322, 40866644, 81733288]

約数ペア:

[(1, 81733288), (2, 40866644), (4, 20433322), (7, 11676184), (8, 10216661), (13, 6287176), (14, 5838092), (19, 4301752), (26, 3143588), (28, 2919046), (38, 2150876), (52, 1571794), (56, 1459523), (76, 1075438), (91, 898168), (104, 785897), (133, 614536), (152, 537719), (182, 449084), (247, 330904), (266, 307268), (311, 262808), (361, 226408), (364, 224542), (494, 165452), (532, 153634), (622, 131404), (722, 113204), (728, 112271), (988, 82726), (1064, 76817), (1244, 65702), (1444, 56602), (1729, 47272), (1976, 41363), (2177, 37544), (2488, 32851), (2527, 32344), (2888, 28301), (3458, 23636), (4043, 20216), (4354, 18772), (4693, 17416), (5054, 16172), (5909, 13832), (6916, 11818), (8086, 10108), (8708, 9386)]