20/09/07 01:29:30 0mPqgBlS.net
2*5^n を除く。
750250 = 250*3001
3751250 = 1250*3001
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5050
25250 = 5050*5
126250 = 5050*5^2
510050 = 5050*101
631250 = 5050*5^3
2550250 = 5050*101*5
3156250 = 5050*5^4
--------------------------
11810
59050 = 11810*5
295250 = 11810*5^2
1476250 = 11810*5^3
7381250 = 11810*5^4
5964050 = 11810*5*101
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2125250