```golang
func main() {
if len(os.Args) != 2 {
log.Fatalln("Args count error")
}

n, err := strconv.Atoi(os.Args[1])
if err != nil {
log.Fatalf("Args format error: %v\n", err)
}

if n <= 5 {
log.Fatalln("N must be greater than 5")
}

result := fiveRandomNumber(n)
sum := 0
for _, v := range result {
sum += v
}
fmt.Printf("result = %v, sum = %v\n", result, sum)
}

func fiveRandomNumber(n int) []int {
results := make([]int, 5)
for i := 0; i < 4; i++ {
max := n - 4 + i
x := rand.Intn(max) + 1
results[i] = x
n -= x
}
results[4] = n
return results
}
```

```shell
go run . 1000000000
result = [111902874 389879172 249550111 192568957 56098886], sum = 1000000000
```