53303275

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 67763520

約数和(自身を除く): 14460245

約数列:

[1, 5, 25, 79, 137, 197, 395, 685, 985, 1975, 3425, 4925, 10823, 15563, 26989, 54115, 77815, 134945, 270575, 389075, 674725, 2132131, 10660655, 53303275]

約数ペア:

[(1, 53303275), (5, 10660655), (25, 2132131), (79, 674725), (137, 389075), (197, 270575), (395, 134945), (685, 77815), (985, 54115), (1975, 26989), (3425, 15563), (4925, 10823)]