200717075

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{47507}}^1$

素因数の和:47543

約数の個数: 18

約数和(自身を含む): 269512884

約数和(自身を除く): 68795809

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 47507, 237535, 617591, 1187675, 3087955, 8028683, 15439775, 40143415, 200717075]

約数ペア:

[(1, 200717075), (5, 40143415), (13, 15439775), (25, 8028683), (65, 3087955), (169, 1187675), (325, 617591), (845, 237535), (4225, 47507)]