81639008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3931}}^1$

素因数の和:4011

約数の個数: 48

約数和(自身を含む): 178355520

約数和(自身を除く): 96716512

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 176, 236, 352, 472, 649, 944, 1298, 1888, 2596, 3931, 5192, 7862, 10384, 15724, 20768, 31448, 43241, 62896, 86482, 125792, 172964, 231929, 345928, 463858, 691856, 927716, 1383712, 1855432, 2551219, 3710864, 5102438, 7421728, 10204876, 20409752, 40819504, 81639008]

約数ペア:

[(1, 81639008), (2, 40819504), (4, 20409752), (8, 10204876), (11, 7421728), (16, 5102438), (22, 3710864), (32, 2551219), (44, 1855432), (59, 1383712), (88, 927716), (118, 691856), (176, 463858), (236, 345928), (352, 231929), (472, 172964), (649, 125792), (944, 86482), (1298, 62896), (1888, 43241), (2596, 31448), (3931, 20768), (5192, 15724), (7862, 10384)]