168720256

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{6691}}^1$

素因数の和:6902

約数の個数: 32

約数和(自身を含む): 337879080

約数和(自身を除く): 169158824

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 3152, 6304, 6691, 12608, 13382, 25216, 26764, 53528, 107056, 214112, 428224, 856448, 1318127, 2636254, 5272508, 10545016, 21090032, 42180064, 84360128, 168720256]

約数ペア:

[(1, 168720256), (2, 84360128), (4, 42180064), (8, 21090032), (16, 10545016), (32, 5272508), (64, 2636254), (128, 1318127), (197, 856448), (394, 428224), (788, 214112), (1576, 107056), (3152, 53528), (6304, 26764), (6691, 25216), (12608, 13382)]