81945792

素因数分解:

$2^6\times 3^2\times {\mathrm{113}}^1\times {\mathrm{1259}}^1$

素因数の和:1390

約数の個数: 84

約数和(自身を含む): 237149640

約数和(自身を除く): 155203848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 113, 144, 192, 226, 288, 339, 452, 576, 678, 904, 1017, 1259, 1356, 1808, 2034, 2518, 2712, 3616, 3777, 4068, 5036, 5424, 7232, 7554, 8136, 10072, 10848, 11331, 15108, 16272, 20144, 21696, 22662, 30216, 32544, 40288, 45324, 60432, 65088, 80576, 90648, 120864, 142267, 181296, 241728, 284534, 362592, 426801, 569068, 725184, 853602, 1138136, 1280403, 1707204, 2276272, 2560806, 3414408, 4552544, 5121612, 6828816, 9105088, 10243224, 13657632, 20486448, 27315264, 40972896, 81945792]

約数ペア:

[(1, 81945792), (2, 40972896), (3, 27315264), (4, 20486448), (6, 13657632), (8, 10243224), (9, 9105088), (12, 6828816), (16, 5121612), (18, 4552544), (24, 3414408), (32, 2560806), (36, 2276272), (48, 1707204), (64, 1280403), (72, 1138136), (96, 853602), (113, 725184), (144, 569068), (192, 426801), (226, 362592), (288, 284534), (339, 241728), (452, 181296), (576, 142267), (678, 120864), (904, 90648), (1017, 80576), (1259, 65088), (1356, 60432), (1808, 45324), (2034, 40288), (2518, 32544), (2712, 30216), (3616, 22662), (3777, 21696), (4068, 20144), (5036, 16272), (5424, 15108), (7232, 11331), (7554, 10848), (8136, 10072)]