25195820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{96907}}^1$

素因数の和:96929

約数の個数: 24

約数和(自身を含む): 56981904

約数和(自身を除く): 31786084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 96907, 193814, 387628, 484535, 969070, 1259791, 1938140, 2519582, 5039164, 6298955, 12597910, 25195820]

約数ペア:

[(1, 25195820), (2, 12597910), (4, 6298955), (5, 5039164), (10, 2519582), (13, 1938140), (20, 1259791), (26, 969070), (52, 484535), (65, 387628), (130, 193814), (260, 96907)]