68283368

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 131733000

約数和(自身を除く): 63449632

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 409, 509, 818, 1018, 1636, 2036, 3272, 4072, 16769, 20869, 33538, 41738, 67076, 83476, 134152, 166952, 208181, 416362, 832724, 1665448, 8535421, 17070842, 34141684, 68283368]

約数ペア:

[(1, 68283368), (2, 34141684), (4, 17070842), (8, 8535421), (41, 1665448), (82, 832724), (164, 416362), (328, 208181), (409, 166952), (509, 134152), (818, 83476), (1018, 67076), (1636, 41738), (2036, 33538), (3272, 20869), (4072, 16769)]