26409305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 32

約数和(自身を含む): 35750400

約数和(自身を除く): 9341095

約数列:

[1, 5, 13, 37, 65, 79, 139, 185, 395, 481, 695, 1027, 1807, 2405, 2923, 5135, 5143, 9035, 10981, 14615, 25715, 37999, 54905, 66859, 142753, 189995, 334295, 406297, 713765, 2031485, 5281861, 26409305]

約数ペア:

[(1, 26409305), (5, 5281861), (13, 2031485), (37, 713765), (65, 406297), (79, 334295), (139, 189995), (185, 142753), (395, 66859), (481, 54905), (695, 37999), (1027, 25715), (1807, 14615), (2405, 10981), (2923, 9035), (5135, 5143)]