156620470

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{39451}}^1$

素因数の和:39855

約数の個数: 16

約数和(自身を含む): 282634128

約数和(自身を除く): 126013658

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 39451, 78902, 197255, 394510, 15662047, 31324094, 78310235, 156620470]

約数ペア:

[(1, 156620470), (2, 78310235), (5, 31324094), (10, 15662047), (397, 394510), (794, 197255), (1985, 78902), (3970, 39451)]