2781196288

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2805

約数の個数: 104

約数和(自身を含む): 6307070000

約数和(自身を除く): 3525873712

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 512, 608, 832, 988, 1024, 1216, 1664, 1976, 2048, 2432, 2749, 3328, 3952, 4096, 4864, 5498, 6656, 7904, 9728, 10996, 13312, 15808, 19456, 21992, 26624, 31616, 35737, 38912, 43984, 52231, 53248, 63232, 71474, 77824, 87968, 104462, 126464, 142948, 175936, 208924, 252928, 285896, 351872, 417848, 505856, 571792, 679003, 703744, 835696, 1011712, 1143584, 1358006, 1407488, 1671392, 2287168, 2716012, 2814976, 3342784, 4574336, 5432024, 5629952, 6685568, 9148672, 10864048, 11259904, 13371136, 18297344, 21728096, 26742272, 36594688, 43456192, 53484544, 73189376, 86912384, 106969088, 146378752, 173824768, 213938176, 347649536, 695299072, 1390598144, 2781196288]

約数ペア:

[(1, 2781196288), (2, 1390598144), (4, 695299072), (8, 347649536), (13, 213938176), (16, 173824768), (19, 146378752), (26, 106969088), (32, 86912384), (38, 73189376), (52, 53484544), (64, 43456192), (76, 36594688), (104, 26742272), (128, 21728096), (152, 18297344), (208, 13371136), (247, 11259904), (256, 10864048), (304, 9148672), (416, 6685568), (494, 5629952), (512, 5432024), (608, 4574336), (832, 3342784), (988, 2814976), (1024, 2716012), (1216, 2287168), (1664, 1671392), (1976, 1407488), (2048, 1358006), (2432, 1143584), (2749, 1011712), (3328, 835696), (3952, 703744), (4096, 679003), (4864, 571792), (5498, 505856), (6656, 417848), (7904, 351872), (9728, 285896), (10996, 252928), (13312, 208924), (15808, 175936), (19456, 142948), (21992, 126464), (26624, 104462), (31616, 87968), (35737, 77824), (38912, 71474), (43984, 63232), (52231, 53248)]