81156544

素因数分解:

$2^6\times 7^3\times {\mathrm{3697}}^1$

素因数の和:3730

約数の個数: 56

約数和(自身を含む): 187858400

約数和(自身を除く): 106701856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2744, 3136, 3697, 5488, 7394, 10976, 14788, 21952, 25879, 29576, 51758, 59152, 103516, 118304, 181153, 207032, 236608, 362306, 414064, 724612, 828128, 1268071, 1449224, 1656256, 2536142, 2898448, 5072284, 5796896, 10144568, 11593792, 20289136, 40578272, 81156544]

約数ペア:

[(1, 81156544), (2, 40578272), (4, 20289136), (7, 11593792), (8, 10144568), (14, 5796896), (16, 5072284), (28, 2898448), (32, 2536142), (49, 1656256), (56, 1449224), (64, 1268071), (98, 828128), (112, 724612), (196, 414064), (224, 362306), (343, 236608), (392, 207032), (448, 181153), (686, 118304), (784, 103516), (1372, 59152), (1568, 51758), (2744, 29576), (3136, 25879), (3697, 21952), (5488, 14788), (7394, 10976)]