51201605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2617}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 77409024

約数和(自身を除く): 26207419

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2617, 2795, 3913, 13085, 18319, 19565, 34021, 91595, 112531, 170105, 238147, 562655, 787717, 1190735, 1462903, 3938585, 7314515, 10240321, 51201605]

約数ペア:

[(1, 51201605), (5, 10240321), (7, 7314515), (13, 3938585), (35, 1462903), (43, 1190735), (65, 787717), (91, 562655), (215, 238147), (301, 170105), (455, 112531), (559, 91595), (1505, 34021), (2617, 19565), (2795, 18319), (3913, 13085)]