28154651264

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{6779}}^1$

素因数の和:7321

約数の個数: 64

約数和(自身を含む): 57012206400

約数和(自身を除く): 28857555136

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 457, 568, 914, 1136, 1828, 2272, 3656, 4544, 6779, 7312, 9088, 13558, 14624, 27116, 29248, 32447, 54232, 58496, 64894, 108464, 129788, 216928, 259576, 433856, 481309, 519152, 867712, 962618, 1038304, 1925236, 2076608, 3098003, 3850472, 4153216, 6196006, 7700944, 12392012, 15401888, 24784024, 30803776, 49568048, 61607552, 99136096, 198272192, 219958213, 396544384, 439916426, 879832852, 1759665704, 3519331408, 7038662816, 14077325632, 28154651264]

約数ペア:

[(1, 28154651264), (2, 14077325632), (4, 7038662816), (8, 3519331408), (16, 1759665704), (32, 879832852), (64, 439916426), (71, 396544384), (128, 219958213), (142, 198272192), (284, 99136096), (457, 61607552), (568, 49568048), (914, 30803776), (1136, 24784024), (1828, 15401888), (2272, 12392012), (3656, 7700944), (4544, 6196006), (6779, 4153216), (7312, 3850472), (9088, 3098003), (13558, 2076608), (14624, 1925236), (27116, 1038304), (29248, 962618), (32447, 867712), (54232, 519152), (58496, 481309), (64894, 433856), (108464, 259576), (129788, 216928)]