ps1b.py

from math import *

testno=2
divisor=int(sqrt(testno))
logsum=0
n=input("Enter your integer: ")

while testno<n:

    print testno
    print log(testno)
    logsum +=log(testno)
    testno +=1
    divisor=int(sqrt(testno))

    while divisor>1:

        if testno%divisor==0:
            testno +=1
            divisor=int(sqrt(testno))
        else:
            divisor -=1

print logsum
print n
print logsum/n