Răspuns:
20| 2×5
2 | 2
1
1974| 2
987 | 7
141 | 7
3 | 3
1
4738|2
2369|23
103| 103
1
scuze ca nu le am facut pe toate dar nu am putut
nr prime: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97
nr compuse
4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25. 26 27 28 30 32 33 34 35 36 38 39 40 42 44 45 46 48 49 50 51 52 54 55 56 57 58 60 62 63 64 65 66 68 69 70 72 74 75 76 78 80 81 82 84 85 86 90 92 93 94 95 96 98 99 100