66100

素因数分解:

$2^2\times 5^2\times {\mathrm{661}}^1$

素因数の和:675

約数の個数: 18

約数和(自身を含む): 143654

約数和(自身を除く): 77554

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 661, 1322, 2644, 3305, 6610, 13220, 16525, 33050, 66100]

約数ペア:

[(1, 66100), (2, 33050), (4, 16525), (5, 13220), (10, 6610), (20, 3305), (25, 2644), (50, 1322), (100, 661)]