51589285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 70326144

約数和(自身を除く): 18736859

約数列:

[1, 5, 11, 37, 55, 101, 185, 251, 407, 505, 1111, 1255, 2035, 2761, 3737, 5555, 9287, 13805, 18685, 25351, 41107, 46435, 102157, 126755, 205535, 278861, 510785, 937987, 1394305, 4689935, 10317857, 51589285]

約数ペア:

[(1, 51589285), (5, 10317857), (11, 4689935), (37, 1394305), (55, 937987), (101, 510785), (185, 278861), (251, 205535), (407, 126755), (505, 102157), (1111, 46435), (1255, 41107), (2035, 25351), (2761, 18685), (3737, 13805), (5555, 9287)]