275890338425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1\times {\mathrm{25999}}^1$

素因数の和:26442

約数の個数: 48

約数和(自身を含む): 373184448000

約数和(自身を除く): 97294109575

約数列:

[1, 5, 13, 25, 65, 103, 317, 325, 515, 1339, 1585, 2575, 4121, 6695, 7925, 20605, 25999, 32651, 33475, 103025, 129995, 163255, 337987, 424463, 649975, 816275, 1689935, 2122315, 2677897, 8241683, 8449675, 10611575, 13389485, 34812661, 41208415, 66947425, 107141879, 174063305, 206042075, 535709395, 848893349, 870316525, 2678546975, 4244466745, 11035613537, 21222333725, 55178067685, 275890338425]

約数ペア:

[(1, 275890338425), (5, 55178067685), (13, 21222333725), (25, 11035613537), (65, 4244466745), (103, 2678546975), (317, 870316525), (325, 848893349), (515, 535709395), (1339, 206042075), (1585, 174063305), (2575, 107141879), (4121, 66947425), (6695, 41208415), (7925, 34812661), (20605, 13389485), (25999, 10611575), (32651, 8449675), (33475, 8241683), (103025, 2677897), (129995, 2122315), (163255, 1689935), (337987, 816275), (424463, 649975)]