810224

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:728

約数の個数: 20

約数和(自身を含む): 1592160

約数和(自身を除く): 781936

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 641, 1264, 1282, 2564, 5128, 10256, 50639, 101278, 202556, 405112, 810224]

約数ペア:

[(1, 810224), (2, 405112), (4, 202556), (8, 101278), (16, 50639), (79, 10256), (158, 5128), (316, 2564), (632, 1282), (641, 1264)]