80789926

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{20107}}^1$

素因数の和:20164

約数の個数: 24

約数和(自身を含む): 144415656

約数和(自身を除く): 63625730

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 2009, 4018, 20107, 40214, 140749, 281498, 824387, 985243, 1648774, 1970486, 5770709, 11541418, 40394963, 80789926]

約数ペア:

[(1, 80789926), (2, 40394963), (7, 11541418), (14, 5770709), (41, 1970486), (49, 1648774), (82, 985243), (98, 824387), (287, 281498), (574, 140749), (2009, 40214), (4018, 20107)]