205657519405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{530599}}^1$

素因数の和:530773

約数の個数: 32

約数和(自身を含む): 272770848000

約数和(自身を除く): 67113328595

約数列:

[1, 5, 13, 65, 67, 89, 335, 445, 871, 1157, 4355, 5785, 5963, 29815, 77519, 387595, 530599, 2652995, 6897787, 34488935, 35550133, 47223311, 177750665, 236116555, 462151729, 613903043, 2310758645, 3069515215, 3163961837, 15819809185, 41131503881, 205657519405]

約数ペア:

[(1, 205657519405), (5, 41131503881), (13, 15819809185), (65, 3163961837), (67, 3069515215), (89, 2310758645), (335, 613903043), (445, 462151729), (871, 236116555), (1157, 177750665), (4355, 47223311), (5785, 35550133), (5963, 34488935), (29815, 6897787), (77519, 2652995), (387595, 530599)]