80856356

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61441}}^1$

素因数の和:61499

約数の個数: 24

約数和(自身を含む): 165156096

約数和(自身を除く): 84299740

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 61441, 122882, 245764, 430087, 860174, 1720348, 2887727, 5775454, 11550908, 20214089, 40428178, 80856356]

約数ペア:

[(1, 80856356), (2, 40428178), (4, 20214089), (7, 11550908), (14, 5775454), (28, 2887727), (47, 1720348), (94, 860174), (188, 430087), (329, 245764), (658, 122882), (1316, 61441)]