51295205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 71432928

約数和(自身を除く): 20137723

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 761, 793, 1037, 1105, 3805, 3965, 5185, 9893, 12937, 13481, 46421, 49465, 64685, 67405, 168181, 232105, 603473, 789157, 840905, 3017365, 3945785, 10259041, 51295205]

約数ペア:

[(1, 51295205), (5, 10259041), (13, 3945785), (17, 3017365), (61, 840905), (65, 789157), (85, 603473), (221, 232105), (305, 168181), (761, 67405), (793, 64685), (1037, 49465), (1105, 46421), (3805, 13481), (3965, 12937), (5185, 9893)]