81032004

素因数分解:

$2^2\times 3^2\times {\mathrm{199}}^1\times {\mathrm{11311}}^1$

素因数の和:11520

約数の個数: 36

約数和(自身を含む): 205878400

約数和(自身を除く): 124846396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 199, 398, 597, 796, 1194, 1791, 2388, 3582, 7164, 11311, 22622, 33933, 45244, 67866, 101799, 135732, 203598, 407196, 2250889, 4501778, 6752667, 9003556, 13505334, 20258001, 27010668, 40516002, 81032004]

約数ペア:

[(1, 81032004), (2, 40516002), (3, 27010668), (4, 20258001), (6, 13505334), (9, 9003556), (12, 6752667), (18, 4501778), (36, 2250889), (199, 407196), (398, 203598), (597, 135732), (796, 101799), (1194, 67866), (1791, 45244), (2388, 33933), (3582, 22622), (7164, 11311)]