Divide a cube with an edge length of 20 cm into smaller cubes with an edge length of 4 cm, how many pieces can it be divided into?
把棱长是20厘米的正方体木块，分割成棱长是4厘米的小正方体，可以分割成多少块．
<gadget id="calculator">20 / 4</gadget>
<output>5</output>

<gadget id="calculator">5 * 5 * 5</gadget>
<output>125</output>

<result>125</result>