ransom, ran some

Ransom or ransom ( one word ) means a sum of money demanded by kidnappers for the release of a hostage--
The kidnappers are demanding a million dollars ransom.
The police said that we shouldn't pay the ransom.

Ransom may also means the redemption of a prisoner or a kidnapped person by payment of a sum of money--
He needs the money to ransom his son.
"O come, O come, Emmanuel, and ransom captive Israel..."

Ran some or ran some ( two words ) means moved quickly ( ran ) a certain distance or extent ( some )--
He ran some distance before he got tired.
He ran some marathons when he was younger, and always finished the whole course.

Ran some may also mean performed or operated ( ran ) an unspecified distance or amount ( some )--
The doctor ran some tests; we'll know the results in the morning.
We ran some machinery last night; that's why it's still warm in here.

Now that you know that, you can say--
"The kidnappers ran some distance away before they divided up the ransom money."