55131720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{65633}}^1$

素因数の和:65654

約数の個数: 64

約数和(自身を含む): 189025920

約数和(自身を除く): 133894200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 65633, 131266, 196899, 262532, 328165, 393798, 459431, 525064, 656330, 787596, 918862, 984495, 1312660, 1378293, 1575192, 1837724, 1968990, 2297155, 2625320, 2756586, 3675448, 3937980, 4594310, 5513172, 6891465, 7875960, 9188620, 11026344, 13782930, 18377240, 27565860, 55131720]

約数ペア:

[(1, 55131720), (2, 27565860), (3, 18377240), (4, 13782930), (5, 11026344), (6, 9188620), (7, 7875960), (8, 6891465), (10, 5513172), (12, 4594310), (14, 3937980), (15, 3675448), (20, 2756586), (21, 2625320), (24, 2297155), (28, 1968990), (30, 1837724), (35, 1575192), (40, 1378293), (42, 1312660), (56, 984495), (60, 918862), (70, 787596), (84, 656330), (105, 525064), (120, 459431), (140, 393798), (168, 328165), (210, 262532), (280, 196899), (420, 131266), (840, 65633)]