| 約数 |
1,
2,
4,
5,
8,
10,
11,
20,
22,
25,
40,
44,
50,
55,
71,
88,
100,
101,
110,
142,
200,
202,
220,
275,
284,
355,
404,
440,
505,
550,
568,
710,
781,
808,
1010,
1100,
1111,
1420,
1562,
1775,
2020,
2200,
2222,
2525,
2840,
3124,
3550,
3905,
4040,
4444,
5050,
5555,
6248,
7100,
7171,
7810,
8888,
10100,
11110,
14200,
14342,
15620,
19525,
20200,
22220,
27775,
28684,
31240,
35855,
39050,
44440,
55550,
57368,
71710,
78100,
78881,
111100,
143420,
156200,
157762,
179275,
222200,
286840,
315524,
358550,
394405,
631048,
717100,
788810,
1434200,
1577620,
1972025,
3155240,
3944050,
7888100,
15776200
|