51511525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{449}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 69136200

約数和(自身を除く): 17624675

約数列:

[1, 5, 13, 25, 65, 325, 353, 449, 1765, 2245, 4589, 5837, 8825, 11225, 22945, 29185, 114725, 145925, 158497, 792485, 2060461, 3962425, 10302305, 51511525]

約数ペア:

[(1, 51511525), (5, 10302305), (13, 3962425), (25, 2060461), (65, 792485), (325, 158497), (353, 145925), (449, 114725), (1765, 29185), (2245, 22945), (4589, 11225), (5837, 8825)]