80873205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2741}}^1$

素因数の和:3037

約数の個数: 32

約数和(自身を含む): 148462848

約数和(自身を除く): 67589643

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 281, 843, 1405, 1967, 2741, 4215, 5901, 8223, 9835, 13705, 19187, 29505, 41115, 57561, 95935, 287805, 770221, 2310663, 3851105, 5391547, 11553315, 16174641, 26957735, 80873205]

約数ペア:

[(1, 80873205), (3, 26957735), (5, 16174641), (7, 11553315), (15, 5391547), (21, 3851105), (35, 2310663), (105, 770221), (281, 287805), (843, 95935), (1405, 57561), (1967, 41115), (2741, 29505), (4215, 19187), (5901, 13705), (8223, 9835)]