Canon 5D MIV has a Canon EF lens mount and currently there are 253 native lenses available for this mount.
Canon 5D MIV doesn't have a sensor based image stabilization system but 59 of these lenses already comes with optical image stabilization.
Since Canon 5D MIV has a Full frame sensor, it has a focal length multiplier of 1x so lenses will provide their original focal length on 5D MIV.
You may also also be interested in these:
Canon 5D MIV Lenses with Image Stabilization
Canon 5D MIV Lenses with Weather Sealings