81201868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80239}}^1$

素因数の和:80277

約数の個数: 24

約数和(自身を含む): 161763840

約数和(自身を除く): 80561972

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 80239, 160478, 320956, 882629, 1765258, 1845497, 3530516, 3690994, 7381988, 20300467, 40600934, 81201868]

約数ペア:

[(1, 81201868), (2, 40600934), (4, 20300467), (11, 7381988), (22, 3690994), (23, 3530516), (44, 1845497), (46, 1765258), (92, 882629), (253, 320956), (506, 160478), (1012, 80239)]