79909280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45403}}^1$

素因数の和:45429

約数の個数: 48

約数和(自身を含む): 205952544

約数和(自身を除く): 126043264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45403, 90806, 181612, 227015, 363224, 454030, 499433, 726448, 908060, 998866, 1452896, 1816120, 1997732, 2497165, 3632240, 3995464, 4994330, 7264480, 7990928, 9988660, 15981856, 19977320, 39954640, 79909280]

約数ペア:

[(1, 79909280), (2, 39954640), (4, 19977320), (5, 15981856), (8, 9988660), (10, 7990928), (11, 7264480), (16, 4994330), (20, 3995464), (22, 3632240), (32, 2497165), (40, 1997732), (44, 1816120), (55, 1452896), (80, 998866), (88, 908060), (110, 726448), (160, 499433), (176, 454030), (220, 363224), (352, 227015), (440, 181612), (880, 90806), (1760, 45403)]