---
id: 5900f38e1000cf542c50fea1
challengeType: 5
title: 'Problem 34: Digit factorials'
videoUrl: ''
localeTitle: 问题34：数字阶乘
---

## Description
<section id="description"> 145是一个奇怪的数字，为1！ + 4！ + 5！ = 1 + 24 + 120 = 145.找到数字和数字的总和，它们等于数字的阶乘之和。注意：为1！ = 1和2！ = 2不是它们不包括在内的总和。 </section>

## Instructions
<section id="instructions">
</section>

## Tests
<section id='tests'>

```yml
tests:
  - text: '<code>digitFactorial()</code>应该返回{sum：40730，数字：[145,40585]}。'
    testString: 'assert.deepEqual(digitFactorial(), { sum: 40730, numbers: [145, 40585] }, "<code>digitFactorial()</code> should return { sum: 40730, numbers: [145, 40585] }.");'

```

</section>

## Challenge Seed
<section id='challengeSeed'>

<div id='js-seed'>

```js
function digitFactorial() {
  // Good luck!
  var sum = 0;
  var numbers = [];
  return { sum, numbers };
}

digitFactorial();

```

</div>



</section>

## Solution
<section id='solution'>

```js
// solution required
```
</section>
