90640984

素因数分解:

$2^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2161}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 199639080

約数和(自身を除く): 108998096

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 392, 428, 749, 856, 1498, 2161, 2996, 4322, 5243, 5992, 8644, 10486, 15127, 17288, 20972, 30254, 41944, 60508, 105889, 121016, 211778, 231227, 423556, 462454, 847112, 924908, 1618589, 1849816, 3237178, 6474356, 11330123, 12948712, 22660246, 45320492, 90640984]

約数ペア:

[(1, 90640984), (2, 45320492), (4, 22660246), (7, 12948712), (8, 11330123), (14, 6474356), (28, 3237178), (49, 1849816), (56, 1618589), (98, 924908), (107, 847112), (196, 462454), (214, 423556), (392, 231227), (428, 211778), (749, 121016), (856, 105889), (1498, 60508), (2161, 41944), (2996, 30254), (4322, 20972), (5243, 17288), (5992, 15127), (8644, 10486)]