121861225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 157411800

約数和(自身を除く): 35550575

約数列:

[1, 5, 25, 41, 61, 205, 305, 1025, 1525, 1949, 2501, 9745, 12505, 48725, 62525, 79909, 118889, 399545, 594445, 1997725, 2972225, 4874449, 24372245, 121861225]

約数ペア:

[(1, 121861225), (5, 24372245), (25, 4874449), (41, 2972225), (61, 1997725), (205, 594445), (305, 399545), (1025, 118889), (1525, 79909), (1949, 62525), (2501, 48725), (9745, 12505)]