200025248

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 400982400

約数和(自身を除く): 200957152

約数列:

[1, 2, 4, 8, 16, 32, 101, 199, 202, 311, 398, 404, 622, 796, 808, 1244, 1592, 1616, 2488, 3184, 3232, 4976, 6368, 9952, 20099, 31411, 40198, 61889, 62822, 80396, 123778, 125644, 160792, 247556, 251288, 321584, 495112, 502576, 643168, 990224, 1005152, 1980448, 6250789, 12501578, 25003156, 50006312, 100012624, 200025248]

約数ペア:

[(1, 200025248), (2, 100012624), (4, 50006312), (8, 25003156), (16, 12501578), (32, 6250789), (101, 1980448), (199, 1005152), (202, 990224), (311, 643168), (398, 502576), (404, 495112), (622, 321584), (796, 251288), (808, 247556), (1244, 160792), (1592, 125644), (1616, 123778), (2488, 80396), (3184, 62822), (3232, 61889), (4976, 40198), (6368, 31411), (9952, 20099)]