180的正约数（能整除180的自然数，包括1和180本身）的个数是（4) o

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29737' and id < 2415798 and id<>'2415798' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29737' and id > 2415798 and id<>'2415798' order by id asc limit 5