53131280

素因数分解:

$2^4\times 5^1\times {\mathrm{664141}}^1$

素因数の和:664154

約数の個数: 20

約数和(自身を含む): 123530412

約数和(自身を除く): 70399132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 664141, 1328282, 2656564, 3320705, 5313128, 6641410, 10626256, 13282820, 26565640, 53131280]

約数ペア:

[(1, 53131280), (2, 26565640), (4, 13282820), (5, 10626256), (8, 6641410), (10, 5313128), (16, 3320705), (20, 2656564), (40, 1328282), (80, 664141)]