68087866

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 136028160

約数和(自身を除く): 67940294

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 47, 77, 94, 154, 161, 253, 322, 329, 409, 506, 517, 658, 818, 1034, 1081, 1771, 2162, 2863, 3542, 3619, 4499, 5726, 7238, 7567, 8998, 9407, 11891, 15134, 18814, 19223, 23782, 31493, 38446, 62986, 65849, 83237, 103477, 131698, 134561, 166474, 206954, 211453, 269122, 422906, 442129, 724339, 884258, 1448678, 1480171, 2960342, 3094903, 4863419, 6189806, 9726838, 34043933, 68087866]

約数ペア:

[(1, 68087866), (2, 34043933), (7, 9726838), (11, 6189806), (14, 4863419), (22, 3094903), (23, 2960342), (46, 1480171), (47, 1448678), (77, 884258), (94, 724339), (154, 442129), (161, 422906), (253, 269122), (322, 211453), (329, 206954), (409, 166474), (506, 134561), (517, 131698), (658, 103477), (818, 83237), (1034, 65849), (1081, 62986), (1771, 38446), (2162, 31493), (2863, 23782), (3542, 19223), (3619, 18814), (4499, 15134), (5726, 11891), (7238, 9407), (7567, 8998)]