85419815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3361}}^1$

素因数の和:3419

約数の個数: 32

約数和(自身を含む): 122000256

約数和(自身を除く): 36580441

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 3361, 5083, 16805, 25415, 43693, 57137, 77303, 218465, 285685, 386515, 742781, 1004939, 1314151, 3713905, 5024695, 6570755, 17083963, 85419815]

約数ペア:

[(1, 85419815), (5, 17083963), (13, 6570755), (17, 5024695), (23, 3713905), (65, 1314151), (85, 1004939), (115, 742781), (221, 386515), (299, 285685), (391, 218465), (1105, 77303), (1495, 57137), (1955, 43693), (3361, 25415), (5083, 16805)]