51663920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8387}}^1$

素因数の和:8418

約数の個数: 80

約数和(自身を含む): 149776128

約数和(自身を除く): 98112208

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 8387, 16774, 33548, 41935, 58709, 67096, 83870, 92257, 117418, 134192, 167740, 184514, 234836, 293545, 335480, 369028, 461285, 469672, 587090, 645799, 670960, 738056, 922570, 939344, 1174180, 1291598, 1476112, 1845140, 2348360, 2583196, 3228995, 3690280, 4696720, 5166392, 6457990, 7380560, 10332784, 12915980, 25831960, 51663920]

約数ペア:

[(1, 51663920), (2, 25831960), (4, 12915980), (5, 10332784), (7, 7380560), (8, 6457990), (10, 5166392), (11, 4696720), (14, 3690280), (16, 3228995), (20, 2583196), (22, 2348360), (28, 1845140), (35, 1476112), (40, 1291598), (44, 1174180), (55, 939344), (56, 922570), (70, 738056), (77, 670960), (80, 645799), (88, 587090), (110, 469672), (112, 461285), (140, 369028), (154, 335480), (176, 293545), (220, 234836), (280, 184514), (308, 167740), (385, 134192), (440, 117418), (560, 92257), (616, 83870), (770, 67096), (880, 58709), (1232, 41935), (1540, 33548), (3080, 16774), (6160, 8387)]