25729730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197921}}^1$

素因数の和:197941

約数の個数: 16

約数和(自身を含む): 49876344

約数和(自身を除く): 24146614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197921, 395842, 989605, 1979210, 2572973, 5145946, 12864865, 25729730]

約数ペア:

[(1, 25729730), (2, 12864865), (5, 5145946), (10, 2572973), (13, 1979210), (26, 989605), (65, 395842), (130, 197921)]