SLURM: see how many cores per node, and how many cores per job

in order to see the details of all the nodes you can use:

scontrol show node

For an specific node:

scontrol show node "nodename"

And for the cores of job you can use the format mark %C, for instance:

squeue -o"%.7i %.9P %.8j %.8u %.2t %.10M %.6D %C"

More info about format.