If your organization has a need to mass-create AD user accounts, watch this video to see how its done without the need for scripting or other unnecessary complexities.
Are you are experiencing a similar issue? Get a personalized answer when you ask a related question.
Have a better answer? Share it in a comment.
If you want to tweak them down just use the sql server Management studio express console, open the the sql instance you want to tweak, right click on it, open Memory and set upper value.
Foe MSSQL instance open: \\.\pipe\mssql$microsoft##
You can reenabkle the administrator account in Active Directory Users and Computers.
Hope that helps,
Olaf