53138345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2531}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 76567680

約数和(自身を除く): 23429335

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 1105, 1235, 1615, 2531, 4199, 12655, 20995, 32903, 43027, 48089, 164515, 215135, 240445, 559351, 625157, 817513, 2796755, 3125785, 4087565, 10627669, 53138345]

約数ペア:

[(1, 53138345), (5, 10627669), (13, 4087565), (17, 3125785), (19, 2796755), (65, 817513), (85, 625157), (95, 559351), (221, 240445), (247, 215135), (323, 164515), (1105, 48089), (1235, 43027), (1615, 32903), (2531, 20995), (4199, 12655)]