Not using the same machine, using M1 Mac Mini
From the man of pmset
GETTING
-g custom displays custom settings for all power sources
below is my output
1 - p.phillips@Ps-Mac-Mini-M1 ~ % pmset -g
System-wide power settings:
Currently in use:
disksleep 10
powernap 1
womp 1
networkoversleep 0
sleep 180 (sleep prevented by powerd, bluetoothd, sharingd)
Sleep On Power Button 1
ttyskeepawake 1
tcpkeepalive 1
autorestart 0
standby 0
displaysleep 180
2 - p.phillips@Ps-Mac-Mini-M1 ~ % pmset -g custom
AC Power:
Sleep On Power Button 1
standby 0
ttyskeepawake 1
powernap 1
womp 1
displaysleep 180
networkoversleep 0
sleep 180
tcpkeepalive 1
autorestart 0
disksleep 10