81734632

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 181059840

約数和(自身を除く): 99325208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 71, 122, 142, 244, 284, 337, 427, 488, 497, 568, 674, 854, 994, 1348, 1708, 1988, 2359, 2696, 3416, 3976, 4331, 4718, 8662, 9436, 17324, 18872, 20557, 23927, 30317, 34648, 41114, 47854, 60634, 82228, 95708, 121268, 143899, 164456, 167489, 191416, 242536, 287798, 334978, 575596, 669956, 1151192, 1339912, 1459547, 2919094, 5838188, 10216829, 11676376, 20433658, 40867316, 81734632]

約数ペア:

[(1, 81734632), (2, 40867316), (4, 20433658), (7, 11676376), (8, 10216829), (14, 5838188), (28, 2919094), (56, 1459547), (61, 1339912), (71, 1151192), (122, 669956), (142, 575596), (244, 334978), (284, 287798), (337, 242536), (427, 191416), (488, 167489), (497, 164456), (568, 143899), (674, 121268), (854, 95708), (994, 82228), (1348, 60634), (1708, 47854), (1988, 41114), (2359, 34648), (2696, 30317), (3416, 23927), (3976, 20557), (4331, 18872), (4718, 17324), (8662, 9436)]