2588294656

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{521}}^1$

素因数の和:883

約数の個数: 80

約数和(自身を含む): 5365692288

約数和(自身を除く): 2777397632

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 313, 496, 512, 521, 626, 992, 1042, 1252, 1984, 2084, 2504, 3968, 4168, 5008, 7936, 8336, 9703, 10016, 15872, 16151, 16672, 19406, 20032, 32302, 33344, 38812, 40064, 64604, 66688, 77624, 80128, 129208, 133376, 155248, 160256, 163073, 258416, 266752, 310496, 326146, 516832, 620992, 652292, 1033664, 1241984, 1304584, 2067328, 2483968, 2609168, 4134656, 4967936, 5055263, 5218336, 8269312, 10110526, 10436672, 20221052, 20873344, 40442104, 41746688, 80884208, 83493376, 161768416, 323536832, 647073664, 1294147328, 2588294656]

約数ペア:

[(1, 2588294656), (2, 1294147328), (4, 647073664), (8, 323536832), (16, 161768416), (31, 83493376), (32, 80884208), (62, 41746688), (64, 40442104), (124, 20873344), (128, 20221052), (248, 10436672), (256, 10110526), (313, 8269312), (496, 5218336), (512, 5055263), (521, 4967936), (626, 4134656), (992, 2609168), (1042, 2483968), (1252, 2067328), (1984, 1304584), (2084, 1241984), (2504, 1033664), (3968, 652292), (4168, 620992), (5008, 516832), (7936, 326146), (8336, 310496), (9703, 266752), (10016, 258416), (15872, 163073), (16151, 160256), (16672, 155248), (19406, 133376), (20032, 129208), (32302, 80128), (33344, 77624), (38812, 66688), (40064, 64604)]