258187825

素因数分解:

$5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11617}}^1$

素因数の和:11761

約数の個数: 24

約数和(自身を含む): 368801792

約数和(自身を除く): 110613967

約数列:

[1, 5, 7, 25, 35, 127, 175, 635, 889, 3175, 4445, 11617, 22225, 58085, 81319, 290425, 406595, 1475359, 2032975, 7376795, 10327513, 36883975, 51637565, 258187825]

約数ペア:

[(1, 258187825), (5, 51637565), (7, 36883975), (25, 10327513), (35, 7376795), (127, 2032975), (175, 1475359), (635, 406595), (889, 290425), (3175, 81319), (4445, 58085), (11617, 22225)]