81073120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10781}}^1$

素因数の和:10843

約数の個数: 48

約数和(自身を含む): 195628608

約数和(自身を除く): 114555488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 10781, 21562, 43124, 53905, 86248, 107810, 172496, 215620, 344992, 431240, 506707, 862480, 1013414, 1724960, 2026828, 2533535, 4053656, 5067070, 8107312, 10134140, 16214624, 20268280, 40536560, 81073120]

約数ペア:

[(1, 81073120), (2, 40536560), (4, 20268280), (5, 16214624), (8, 10134140), (10, 8107312), (16, 5067070), (20, 4053656), (32, 2533535), (40, 2026828), (47, 1724960), (80, 1013414), (94, 862480), (160, 506707), (188, 431240), (235, 344992), (376, 215620), (470, 172496), (752, 107810), (940, 86248), (1504, 53905), (1880, 43124), (3760, 21562), (7520, 10781)]