81627072

素因数分解:

$2^6\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9887}}^1$

素因数の和:9945

約数の個数: 56

約数和(自身を含む): 221016576

約数和(自身を除く): 139389504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 129, 172, 192, 258, 344, 516, 688, 1032, 1376, 2064, 2752, 4128, 8256, 9887, 19774, 29661, 39548, 59322, 79096, 118644, 158192, 237288, 316384, 425141, 474576, 632768, 850282, 949152, 1275423, 1700564, 1898304, 2550846, 3401128, 5101692, 6802256, 10203384, 13604512, 20406768, 27209024, 40813536, 81627072]

約数ペア:

[(1, 81627072), (2, 40813536), (3, 27209024), (4, 20406768), (6, 13604512), (8, 10203384), (12, 6802256), (16, 5101692), (24, 3401128), (32, 2550846), (43, 1898304), (48, 1700564), (64, 1275423), (86, 949152), (96, 850282), (129, 632768), (172, 474576), (192, 425141), (258, 316384), (344, 237288), (516, 158192), (688, 118644), (1032, 79096), (1376, 59322), (2064, 39548), (2752, 29661), (4128, 19774), (8256, 9887)]