80881808

素因数分解:

$2^4\times 7^1\times {\mathrm{722159}}^1$

素因数の和:722174

約数の個数: 20

約数和(自身を含む): 179095680

約数和(自身を除く): 98213872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 722159, 1444318, 2888636, 5055113, 5777272, 10110226, 11554544, 20220452, 40440904, 80881808]

約数ペア:

[(1, 80881808), (2, 40440904), (4, 20220452), (7, 11554544), (8, 10110226), (14, 5777272), (16, 5055113), (28, 2888636), (56, 1444318), (112, 722159)]