157885730

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{39373}}^1$

素因数の和:39781

約数の個数: 16

約数和(自身を含む): 284910264

約数和(自身を除く): 127024534

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 39373, 78746, 196865, 393730, 15788573, 31577146, 78942865, 157885730]

約数ペア:

[(1, 157885730), (2, 78942865), (5, 31577146), (10, 15788573), (401, 393730), (802, 196865), (2005, 78746), (4010, 39373)]