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| совершенное число | |||
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完全数 : 52 phrases in 9 subjects |
| Aviation | 2 |
| Business | 2 |
| Diplomacy | 1 |
| General | 25 |
| Mathematics | 16 |
| Nautical | 1 |
| Proverb | 1 |
| Statistics | 1 |
| Technology | 3 |
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