80215628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{4871}}^1$

素因数の和:5077

約数の個数: 24

約数和(自身を含む): 147329280

約数和(自身を除く): 67113652

約数列:

[1, 2, 4, 23, 46, 92, 179, 358, 716, 4117, 4871, 8234, 9742, 16468, 19484, 112033, 224066, 448132, 871909, 1743818, 3487636, 20053907, 40107814, 80215628]

約数ペア:

[(1, 80215628), (2, 40107814), (4, 20053907), (23, 3487636), (46, 1743818), (92, 871909), (179, 448132), (358, 224066), (716, 112033), (4117, 19484), (4871, 16468), (8234, 9742)]