Someone Please Help!!!

I've downloaded duplex hyperdimension neptunia victory and I've encountered some problems while extracting and requiring help in getting these files
duplex-hyper.nept.victory.r46
duplex-hyper.nept.victory.r47
duplex-hyper.nept.victory.rar
duplex-hyper.nept.victory.sfv

And one more request if I may
My ps3 can't read my 100 GB external fat32 and I searched the net and tried countless methods and still cant be recognize
Needing some expert's opinion

Many thanks