82852140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{28181}}^1$

素因数の和:28207

約数の個数: 72

約数和(自身を含む): 269870832

約数和(自身を除く): 187018692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 28181, 56362, 84543, 112724, 140905, 169086, 197267, 281810, 338172, 394534, 422715, 563620, 591801, 789068, 845430, 986335, 1183602, 1380869, 1690860, 1972670, 2367204, 2761738, 2959005, 3945340, 4142607, 5523476, 5918010, 6904345, 8285214, 11836020, 13808690, 16570428, 20713035, 27617380, 41426070, 82852140]

約数ペア:

[(1, 82852140), (2, 41426070), (3, 27617380), (4, 20713035), (5, 16570428), (6, 13808690), (7, 11836020), (10, 8285214), (12, 6904345), (14, 5918010), (15, 5523476), (20, 4142607), (21, 3945340), (28, 2959005), (30, 2761738), (35, 2367204), (42, 1972670), (49, 1690860), (60, 1380869), (70, 1183602), (84, 986335), (98, 845430), (105, 789068), (140, 591801), (147, 563620), (196, 422715), (210, 394534), (245, 338172), (294, 281810), (420, 197267), (490, 169086), (588, 140905), (735, 112724), (980, 84543), (1470, 56362), (2940, 28181)]