80824772

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61417}}^1$

素因数の和:61475

約数の個数: 24

約数和(自身を含む): 165091584

約数和(自身を除く): 84266812

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 61417, 122834, 245668, 429919, 859838, 1719676, 2886599, 5773198, 11546396, 20206193, 40412386, 80824772]

約数ペア:

[(1, 80824772), (2, 40412386), (4, 20206193), (7, 11546396), (14, 5773198), (28, 2886599), (47, 1719676), (94, 859838), (188, 429919), (329, 245668), (658, 122834), (1316, 61417)]