64921088

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 80

約数和(自身を含む): 139946400

約数和(自身を除く): 75025312

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 128, 148, 149, 184, 256, 296, 298, 368, 512, 592, 596, 736, 851, 1184, 1192, 1472, 1702, 2368, 2384, 2944, 3404, 3427, 4736, 4768, 5513, 5888, 6808, 6854, 9472, 9536, 11026, 11776, 13616, 13708, 18944, 19072, 22052, 27232, 27416, 38144, 44104, 54464, 54832, 76288, 88208, 108928, 109664, 126799, 176416, 217856, 219328, 253598, 352832, 435712, 438656, 507196, 705664, 877312, 1014392, 1411328, 1754624, 2028784, 2822656, 4057568, 8115136, 16230272, 32460544, 64921088]

約数ペア:

[(1, 64921088), (2, 32460544), (4, 16230272), (8, 8115136), (16, 4057568), (23, 2822656), (32, 2028784), (37, 1754624), (46, 1411328), (64, 1014392), (74, 877312), (92, 705664), (128, 507196), (148, 438656), (149, 435712), (184, 352832), (256, 253598), (296, 219328), (298, 217856), (368, 176416), (512, 126799), (592, 109664), (596, 108928), (736, 88208), (851, 76288), (1184, 54832), (1192, 54464), (1472, 44104), (1702, 38144), (2368, 27416), (2384, 27232), (2944, 22052), (3404, 19072), (3427, 18944), (4736, 13708), (4768, 13616), (5513, 11776), (5888, 11026), (6808, 9536), (6854, 9472)]