256026790655

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{9944719}}^1$

素因数の和:9945014

約数の個数: 16

約数和(自身を含む): 324595660800

約数和(自身を除く): 68568870145

約数列:

[1, 5, 19, 95, 271, 1355, 5149, 25745, 9944719, 49723595, 188949661, 944748305, 2695018849, 13475094245, 51205358131, 256026790655]

約数ペア:

[(1, 256026790655), (5, 51205358131), (19, 13475094245), (95, 2695018849), (271, 944748305), (1355, 188949661), (5149, 49723595), (25745, 9944719)]