81112145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{17203}}^1$

素因数の和:17272

約数の個数: 16

約数和(自身を含む): 104049792

約数和(自身を除く): 22937647

約数列:

[1, 5, 23, 41, 115, 205, 943, 4715, 17203, 86015, 395669, 705323, 1978345, 3526615, 16222429, 81112145]

約数ペア:

[(1, 81112145), (5, 16222429), (23, 3526615), (41, 1978345), (115, 705323), (205, 395669), (943, 86015), (4715, 17203)]