13785725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 18302400

約数和(自身を除く): 4516675

約数列:

[1, 5, 17, 25, 85, 163, 199, 425, 815, 995, 2771, 3383, 4075, 4975, 13855, 16915, 32437, 69275, 84575, 162185, 551429, 810925, 2757145, 13785725]

約数ペア:

[(1, 13785725), (5, 2757145), (17, 810925), (25, 551429), (85, 162185), (163, 84575), (199, 69275), (425, 32437), (815, 16915), (995, 13855), (2771, 4975), (3383, 4075)]