сделал проще, растянул список и скопировал номера
USE [master]
RESTORE DATABASE [1b] FROM DISK = N'F:\MSSQL11.MSSQLSERVER\MSSQL\Backup\alfa.bak' WITH FILE = 1, MOVE
RESTORE DATABASE [2b] FROM DISK = N'F:\MSSQL11.MSSQLSERVER\MSSQL\Backup\alfa.bak' WITH FILE = 1, MOVE
...
GO