<p>已知等比数列<img src="https://file.gaojiufeng.cn/learnAppQuestion/cc/71/cc713929ff5372abf30d09b0f5acfc31.jpg" style="width: 100%;height: auto;">的各项都是整数，且<img src="https://file.gaojiufeng.cn/learnAppQuestion/6d/60/6d60728b01263c52d82ecfb294c45e5a.jpg" style="width: 100%;height: auto;">求<img src="https://file.gaojiufeng.cn/learnAppQuestion/cc/71/cc713929ff5372abf30d09b0f5acfc31.jpg" style="width: 100%;height: auto;">的前5项和.</p>