2647817728

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4987}}^1$

素因数の和:5083

約数の個数: 80

約数和(自身を含む): 5694639984

約数和(自身を除く): 3046822256

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 64, 68, 122, 128, 136, 244, 256, 272, 488, 512, 544, 976, 1037, 1088, 1952, 2074, 2176, 3904, 4148, 4352, 4987, 7808, 8296, 8704, 9974, 15616, 16592, 19948, 31232, 33184, 39896, 66368, 79792, 84779, 132736, 159584, 169558, 265472, 304207, 319168, 339116, 530944, 608414, 638336, 678232, 1216828, 1276672, 1356464, 2433656, 2553344, 2712928, 4867312, 5171519, 5425856, 9734624, 10343038, 10851712, 19469248, 20686076, 21703424, 38938496, 41372152, 43406848, 77876992, 82744304, 155753984, 165488608, 330977216, 661954432, 1323908864, 2647817728]

約数ペア:

[(1, 2647817728), (2, 1323908864), (4, 661954432), (8, 330977216), (16, 165488608), (17, 155753984), (32, 82744304), (34, 77876992), (61, 43406848), (64, 41372152), (68, 38938496), (122, 21703424), (128, 20686076), (136, 19469248), (244, 10851712), (256, 10343038), (272, 9734624), (488, 5425856), (512, 5171519), (544, 4867312), (976, 2712928), (1037, 2553344), (1088, 2433656), (1952, 1356464), (2074, 1276672), (2176, 1216828), (3904, 678232), (4148, 638336), (4352, 608414), (4987, 530944), (7808, 339116), (8296, 319168), (8704, 304207), (9974, 265472), (15616, 169558), (16592, 159584), (19948, 132736), (31232, 84779), (33184, 79792), (39896, 66368)]