51301705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{823}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 76414464

約数和(自身を除く): 25112759

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 455, 685, 823, 959, 1781, 4115, 4795, 5761, 8905, 10699, 12467, 28805, 53495, 62335, 74893, 112751, 374465, 563755, 789257, 1465763, 3946285, 7328815, 10260341, 51301705]

約数ペア:

[(1, 51301705), (5, 10260341), (7, 7328815), (13, 3946285), (35, 1465763), (65, 789257), (91, 563755), (137, 374465), (455, 112751), (685, 74893), (823, 62335), (959, 53495), (1781, 28805), (4115, 12467), (4795, 10699), (5761, 8905)]