125059540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{31741}}^1$

素因数の和:31947

約数の個数: 24

約数和(自身を含む): 263966472

約数和(自身を除く): 138906932

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 31741, 63482, 126964, 158705, 317410, 634820, 6252977, 12505954, 25011908, 31264885, 62529770, 125059540]

約数ペア:

[(1, 125059540), (2, 62529770), (4, 31264885), (5, 25011908), (10, 12505954), (20, 6252977), (197, 634820), (394, 317410), (788, 158705), (985, 126964), (1970, 63482), (3940, 31741)]