200080880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 479969280

約数和(自身を除く): 279888400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 127, 188, 235, 254, 376, 419, 470, 508, 635, 752, 838, 940, 1016, 1270, 1676, 1880, 2032, 2095, 2540, 3352, 3760, 4190, 5080, 5969, 6704, 8380, 10160, 11938, 16760, 19693, 23876, 29845, 33520, 39386, 47752, 53213, 59690, 78772, 95504, 98465, 106426, 119380, 157544, 196930, 212852, 238760, 266065, 315088, 393860, 425704, 477520, 532130, 787720, 851408, 1064260, 1575440, 2128520, 2501011, 4257040, 5002022, 10004044, 12505055, 20008088, 25010110, 40016176, 50020220, 100040440, 200080880]

約数ペア:

[(1, 200080880), (2, 100040440), (4, 50020220), (5, 40016176), (8, 25010110), (10, 20008088), (16, 12505055), (20, 10004044), (40, 5002022), (47, 4257040), (80, 2501011), (94, 2128520), (127, 1575440), (188, 1064260), (235, 851408), (254, 787720), (376, 532130), (419, 477520), (470, 425704), (508, 393860), (635, 315088), (752, 266065), (838, 238760), (940, 212852), (1016, 196930), (1270, 157544), (1676, 119380), (1880, 106426), (2032, 98465), (2095, 95504), (2540, 78772), (3352, 59690), (3760, 53213), (4190, 47752), (5080, 39386), (5969, 33520), (6704, 29845), (8380, 23876), (10160, 19693), (11938, 16760)]