25139605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2749}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 31680000

約数和(自身を除く): 6540395

約数列:

[1, 5, 31, 59, 155, 295, 1829, 2749, 9145, 13745, 85219, 162191, 426095, 810955, 5027921, 25139605]

約数ペア:

[(1, 25139605), (5, 5027921), (31, 810955), (59, 426095), (155, 162191), (295, 85219), (1829, 13745), (2749, 9145)]