51003205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 69735168

約数和(自身を除く): 18731963

約数列:

[1, 5, 11, 37, 55, 71, 185, 353, 355, 407, 781, 1765, 2035, 2627, 3883, 3905, 13061, 13135, 19415, 25063, 28897, 65305, 125315, 143671, 144485, 275693, 718355, 927331, 1378465, 4636655, 10200641, 51003205]

約数ペア:

[(1, 51003205), (5, 10200641), (11, 4636655), (37, 1378465), (55, 927331), (71, 718355), (185, 275693), (353, 144485), (355, 143671), (407, 125315), (781, 65305), (1765, 28897), (2035, 25063), (2627, 19415), (3883, 13135), (3905, 13061)]