81262832

素因数分解:

$2^4\times 7^1\times {\mathrm{337}}^1\times {\mathrm{2153}}^1$

素因数の和:2505

約数の個数: 40

約数和(自身を含む): 180556896

約数和(自身を除く): 99294064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 337, 674, 1348, 2153, 2359, 2696, 4306, 4718, 5392, 8612, 9436, 15071, 17224, 18872, 30142, 34448, 37744, 60284, 120568, 241136, 725561, 1451122, 2902244, 5078927, 5804488, 10157854, 11608976, 20315708, 40631416, 81262832]

約数ペア:

[(1, 81262832), (2, 40631416), (4, 20315708), (7, 11608976), (8, 10157854), (14, 5804488), (16, 5078927), (28, 2902244), (56, 1451122), (112, 725561), (337, 241136), (674, 120568), (1348, 60284), (2153, 37744), (2359, 34448), (2696, 30142), (4306, 18872), (4718, 17224), (5392, 15071), (8612, 9436)]