68687608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1811}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 140901120

約数和(自身を除く): 72213512

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 431, 862, 1724, 1811, 3448, 3622, 4741, 7244, 9482, 14488, 18964, 19921, 37928, 39842, 79684, 159368, 780541, 1561082, 3122164, 6244328, 8585951, 17171902, 34343804, 68687608]

約数ペア:

[(1, 68687608), (2, 34343804), (4, 17171902), (8, 8585951), (11, 6244328), (22, 3122164), (44, 1561082), (88, 780541), (431, 159368), (862, 79684), (1724, 39842), (1811, 37928), (3448, 19921), (3622, 18964), (4741, 14488), (7244, 9482)]