81857024

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:233

約数の個数: 80

約数和(自身を含む): 174933000

約数和(自身を除く): 93075976

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 74, 116, 128, 148, 149, 232, 256, 296, 298, 464, 512, 592, 596, 928, 1073, 1184, 1192, 1856, 2146, 2368, 2384, 3712, 4292, 4321, 4736, 4768, 5513, 7424, 8584, 8642, 9472, 9536, 11026, 14848, 17168, 17284, 18944, 19072, 22052, 34336, 34568, 38144, 44104, 68672, 69136, 76288, 88208, 137344, 138272, 159877, 176416, 274688, 276544, 319754, 352832, 549376, 553088, 639508, 705664, 1106176, 1279016, 1411328, 2212352, 2558032, 2822656, 5116064, 10232128, 20464256, 40928512, 81857024]

約数ペア:

[(1, 81857024), (2, 40928512), (4, 20464256), (8, 10232128), (16, 5116064), (29, 2822656), (32, 2558032), (37, 2212352), (58, 1411328), (64, 1279016), (74, 1106176), (116, 705664), (128, 639508), (148, 553088), (149, 549376), (232, 352832), (256, 319754), (296, 276544), (298, 274688), (464, 176416), (512, 159877), (592, 138272), (596, 137344), (928, 88208), (1073, 76288), (1184, 69136), (1192, 68672), (1856, 44104), (2146, 38144), (2368, 34568), (2384, 34336), (3712, 22052), (4292, 19072), (4321, 18944), (4736, 17284), (4768, 17168), (5513, 14848), (7424, 11026), (8584, 9536), (8642, 9472)]