68505784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16249}}^1$

素因数の和:16303

約数の個数: 32

約数和(自身を含む): 140400000

約数和(自身を除く): 71894216

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 16249, 32498, 64996, 129992, 276233, 503719, 552466, 1007438, 1104932, 2014876, 2209864, 4029752, 8563223, 17126446, 34252892, 68505784]

約数ペア:

[(1, 68505784), (2, 34252892), (4, 17126446), (8, 8563223), (17, 4029752), (31, 2209864), (34, 2014876), (62, 1104932), (68, 1007438), (124, 552466), (136, 503719), (248, 276233), (527, 129992), (1054, 64996), (2108, 32498), (4216, 16249)]