256579370

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{202031}}^1$

素因数の和:202165

約数の個数: 16

約数和(自身を含む): 465481728

約数和(自身を除く): 208902358

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 202031, 404062, 1010155, 2020310, 25657937, 51315874, 128289685, 256579370]

約数ペア:

[(1, 256579370), (2, 128289685), (5, 51315874), (10, 25657937), (127, 2020310), (254, 1010155), (635, 404062), (1270, 202031)]