2008100185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1811}}^1\times {\mathrm{2437}}^1$

素因数の和:4273

約数の個数: 32

約数和(自身を含む): 2968664832

約数和(自身を除く): 960564647

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1811, 2437, 9055, 12185, 12677, 17059, 23543, 31681, 63385, 85295, 117715, 158405, 164801, 221767, 824005, 1108835, 4413407, 22067035, 30893849, 57374291, 154469245, 286871455, 401620037, 2008100185]

約数ペア:

[(1, 2008100185), (5, 401620037), (7, 286871455), (13, 154469245), (35, 57374291), (65, 30893849), (91, 22067035), (455, 4413407), (1811, 1108835), (2437, 824005), (9055, 221767), (12185, 164801), (12677, 158405), (17059, 117715), (23543, 85295), (31681, 63385)]