85143784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22501}}^1$

素因数の和:22561

約数の個数: 32

約数和(自身を含む): 178215840

約数和(自身を除く): 93072056

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 22501, 45002, 90004, 180008, 247511, 495022, 967543, 990044, 1935086, 1980088, 3870172, 7740344, 10642973, 21285946, 42571892, 85143784]

約数ペア:

[(1, 85143784), (2, 42571892), (4, 21285946), (8, 10642973), (11, 7740344), (22, 3870172), (43, 1980088), (44, 1935086), (86, 990044), (88, 967543), (172, 495022), (344, 247511), (473, 180008), (946, 90004), (1892, 45002), (3784, 22501)]