81109130

素因数分解:

$2^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{12421}}^1$

素因数の和:13081

約数の個数: 16

約数和(自身を含む): 146231784

約数和(自身を除く): 65122654

約数列:

[1, 2, 5, 10, 653, 1306, 3265, 6530, 12421, 24842, 62105, 124210, 8110913, 16221826, 40554565, 81109130]

約数ペア:

[(1, 81109130), (2, 40554565), (5, 16221826), (10, 8110913), (653, 124210), (1306, 62105), (3265, 24842), (6530, 12421)]