There are 4 cuboid pillars in the school foyer, the length and width are 4 decimeters, and the height is 5 meters. Now the decoration needs to paint these pillars. If every kilogram of paint can paint 4 square meters, how many kilograms of paint are needed in total?
学校门厅有4根长方体的柱子，长和宽都是4分米，高5米，现在装修需要油漆这些柱子，如果每千克油漆能刷4平方米，一共需要多少千克油漆？
<gadget id="calculator">0.4 * 4 * 5 * 4</gadget>
<output>32</output>

<gadget id="calculator">32 / 4</gadget>
<output>8</output>

<result>8</result>