We investigate the behavior of the unbounded cylinder function
F
x
=
∫
0
T
α
1
t
d
x
t
2
k
⋅
∫
0
T
α
2
t
d
x
t
2
k
⋅
⋯
⋅
∫
0
T
α
n
t
d
x
t
2
k
,
k
=
1,2
,
…
whose analytic Wiener integral and analytic Feynman integral exist, we prove some relationships among the analytic Wiener integral, the analytic Feynman integral, and the Wiener integral, and we prove a change of scale formula for the Wiener integral about the unbounded function on the Wiener space
C
0
0
,
T
.