51639485

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1789}}^1$

素因数の和:2068

約数の個数: 16

約数和(自身を含む): 64955520

約数和(自身を除く): 13316035

約数列:

[1, 5, 23, 115, 251, 1255, 1789, 5773, 8945, 28865, 41147, 205735, 449039, 2245195, 10327897, 51639485]

約数ペア:

[(1, 51639485), (5, 10327897), (23, 2245195), (115, 449039), (251, 205735), (1255, 41147), (1789, 28865), (5773, 8945)]