| 約数 |
1,
2,
4,
5,
8,
10,
20,
25,
31,
40,
50,
62,
97,
100,
124,
155,
194,
200,
248,
310,
388,
485,
620,
709,
775,
776,
970,
1240,
1418,
1550,
1940,
2425,
2836,
3007,
3100,
3545,
3880,
4850,
5672,
6014,
6200,
7090,
9700,
12028,
14180,
15035,
17725,
19400,
21979,
24056,
28360,
30070,
35450,
43958,
60140,
68773,
70900,
75175,
87916,
109895,
120280,
137546,
141800,
150350,
175832,
219790,
275092,
300700,
343865,
439580,
549475,
550184,
601400,
687730,
879160,
1098950,
1375460,
1719325,
2131963,
2197900,
2750920,
3438650,
4263926,
4395800,
6877300,
8527852,
10659815,
13754600,
17055704,
21319630,
42639260,
53299075,
85278520,
106598150,
213196300,
426392600
|