81153176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14723}}^1$

素因数の和:14795

約数の個数: 32

約数和(自身を含む): 166970160

約数和(自身を除く): 85816984

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 14723, 29446, 58892, 117784, 191399, 382798, 765596, 780319, 1531192, 1560638, 3121276, 6242552, 10144147, 20288294, 40576588, 81153176]

約数ペア:

[(1, 81153176), (2, 40576588), (4, 20288294), (8, 10144147), (13, 6242552), (26, 3121276), (52, 1560638), (53, 1531192), (104, 780319), (106, 765596), (212, 382798), (424, 191399), (689, 117784), (1378, 58892), (2756, 29446), (5512, 14723)]