1276290425

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{4933}}^1$

素因数の和:5153

約数の個数: 24

約数和(自身を含む): 1615194240

約数和(自身を除く): 338903815

約数列:

[1, 5, 25, 79, 131, 395, 655, 1975, 3275, 4933, 10349, 24665, 51745, 123325, 258725, 389707, 646223, 1948535, 3231115, 9742675, 16155575, 51051617, 255258085, 1276290425]

約数ペア:

[(1, 1276290425), (5, 255258085), (25, 51051617), (79, 16155575), (131, 9742675), (395, 3231115), (655, 1948535), (1975, 646223), (3275, 389707), (4933, 258725), (10349, 123325), (24665, 51745)]