81292912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 60

約数和(自身を含む): 172877328

約数和(自身を除く): 91584416

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 311, 496, 527, 622, 961, 1054, 1244, 1922, 2108, 2488, 3844, 4216, 4976, 5287, 7688, 8432, 9641, 10574, 15376, 16337, 19282, 21148, 32674, 38564, 42296, 65348, 77128, 84592, 130696, 154256, 163897, 261392, 298871, 327794, 597742, 655588, 1195484, 1311176, 2390968, 2622352, 4781936, 5080807, 10161614, 20323228, 40646456, 81292912]

約数ペア:

[(1, 81292912), (2, 40646456), (4, 20323228), (8, 10161614), (16, 5080807), (17, 4781936), (31, 2622352), (34, 2390968), (62, 1311176), (68, 1195484), (124, 655588), (136, 597742), (248, 327794), (272, 298871), (311, 261392), (496, 163897), (527, 154256), (622, 130696), (961, 84592), (1054, 77128), (1244, 65348), (1922, 42296), (2108, 38564), (2488, 32674), (3844, 21148), (4216, 19282), (4976, 16337), (5287, 15376), (7688, 10574), (8432, 9641)]