2788889984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{4987}}^1$

素因数の和:5275

約数の個数: 64

約数和(自身を含む): 5906889360

約数和(自身を除く): 3117999376

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 257, 272, 514, 544, 1028, 1088, 2056, 2176, 4112, 4369, 4987, 8224, 8738, 9974, 16448, 17476, 19948, 32896, 34952, 39896, 69904, 79792, 84779, 139808, 159584, 169558, 279616, 319168, 339116, 559232, 638336, 678232, 1281659, 1356464, 2563318, 2712928, 5126636, 5425856, 10253272, 10851712, 20506544, 21788203, 41013088, 43576406, 82026176, 87152812, 164052352, 174305624, 348611248, 697222496, 1394444992, 2788889984]

約数ペア:

[(1, 2788889984), (2, 1394444992), (4, 697222496), (8, 348611248), (16, 174305624), (17, 164052352), (32, 87152812), (34, 82026176), (64, 43576406), (68, 41013088), (128, 21788203), (136, 20506544), (257, 10851712), (272, 10253272), (514, 5425856), (544, 5126636), (1028, 2712928), (1088, 2563318), (2056, 1356464), (2176, 1281659), (4112, 678232), (4369, 638336), (4987, 559232), (8224, 339116), (8738, 319168), (9974, 279616), (16448, 169558), (17476, 159584), (19948, 139808), (32896, 84779), (34952, 79792), (39896, 69904)]