66730495

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 87435936

約数和(自身を除く): 20705441

約数列:

[1, 5, 13, 65, 157, 169, 503, 785, 845, 2041, 2515, 6539, 10205, 26533, 32695, 78971, 85007, 132665, 394855, 425035, 1026623, 5133115, 13346099, 66730495]

約数ペア:

[(1, 66730495), (5, 13346099), (13, 5133115), (65, 1026623), (157, 425035), (169, 394855), (503, 132665), (785, 85007), (845, 78971), (2041, 32695), (2515, 26533), (6539, 10205)]