68839904

素因数分解:

$2^5\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1088

約数の個数: 72

約数和(自身を含む): 161480088

約数和(自身を除く): 92640184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 86, 98, 112, 172, 196, 224, 301, 344, 392, 602, 688, 784, 1021, 1204, 1376, 1568, 2042, 2107, 2408, 4084, 4214, 4816, 7147, 8168, 8428, 9632, 14294, 16336, 16856, 28588, 32672, 33712, 43903, 50029, 57176, 67424, 87806, 100058, 114352, 175612, 200116, 228704, 307321, 351224, 400232, 614642, 702448, 800464, 1229284, 1404896, 1600928, 2151247, 2458568, 4302494, 4917136, 8604988, 9834272, 17209976, 34419952, 68839904]

約数ペア:

[(1, 68839904), (2, 34419952), (4, 17209976), (7, 9834272), (8, 8604988), (14, 4917136), (16, 4302494), (28, 2458568), (32, 2151247), (43, 1600928), (49, 1404896), (56, 1229284), (86, 800464), (98, 702448), (112, 614642), (172, 400232), (196, 351224), (224, 307321), (301, 228704), (344, 200116), (392, 175612), (602, 114352), (688, 100058), (784, 87806), (1021, 67424), (1204, 57176), (1376, 50029), (1568, 43903), (2042, 33712), (2107, 32672), (2408, 28588), (4084, 16856), (4214, 16336), (4816, 14294), (7147, 9632), (8168, 8428)]