80030916

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{71}}^2$

素因数の和:172

約数の個数: 135

約数和(自身を含む): 246850527

約数和(自身を除く): 166819611

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 71, 81, 84, 98, 108, 126, 142, 147, 162, 189, 196, 213, 252, 284, 294, 324, 378, 426, 441, 497, 567, 588, 639, 756, 852, 882, 994, 1134, 1278, 1323, 1491, 1764, 1917, 1988, 2268, 2556, 2646, 2982, 3479, 3834, 3969, 4473, 5041, 5292, 5751, 5964, 6958, 7668, 7938, 8946, 10082, 10437, 11502, 13419, 13916, 15123, 15876, 17892, 20164, 20874, 23004, 26838, 30246, 31311, 35287, 40257, 41748, 45369, 53676, 60492, 62622, 70574, 80514, 90738, 93933, 105861, 125244, 136107, 141148, 161028, 181476, 187866, 211722, 247009, 272214, 281799, 317583, 375732, 408321, 423444, 494018, 544428, 563598, 635166, 741027, 816642, 952749, 988036, 1127196, 1270332, 1482054, 1633284, 1905498, 2223081, 2858247, 2964108, 3810996, 4446162, 5716494, 6669243, 8892324, 11432988, 13338486, 20007729, 26676972, 40015458, 80030916]

約数ペア:

[(1, 80030916), (2, 40015458), (3, 26676972), (4, 20007729), (6, 13338486), (7, 11432988), (9, 8892324), (12, 6669243), (14, 5716494), (18, 4446162), (21, 3810996), (27, 2964108), (28, 2858247), (36, 2223081), (42, 1905498), (49, 1633284), (54, 1482054), (63, 1270332), (71, 1127196), (81, 988036), (84, 952749), (98, 816642), (108, 741027), (126, 635166), (142, 563598), (147, 544428), (162, 494018), (189, 423444), (196, 408321), (213, 375732), (252, 317583), (284, 281799), (294, 272214), (324, 247009), (378, 211722), (426, 187866), (441, 181476), (497, 161028), (567, 141148), (588, 136107), (639, 125244), (756, 105861), (852, 93933), (882, 90738), (994, 80514), (1134, 70574), (1278, 62622), (1323, 60492), (1491, 53676), (1764, 45369), (1917, 41748), (1988, 40257), (2268, 35287), (2556, 31311), (2646, 30246), (2982, 26838), (3479, 23004), (3834, 20874), (3969, 20164), (4473, 17892), (5041, 15876), (5292, 15123), (5751, 13916), (5964, 13419), (6958, 11502), (7668, 10437), (7938, 10082)]