257550976

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1473

約数の個数: 64

約数和(自身を含む): 541301760

約数和(自身を除く): 283750784

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 376, 496, 752, 992, 1381, 1457, 1504, 1984, 2762, 2914, 3008, 3968, 5524, 5828, 6016, 11048, 11656, 22096, 23312, 42811, 44192, 46624, 64907, 85622, 88384, 93248, 129814, 171244, 176768, 186496, 259628, 342488, 519256, 684976, 1038512, 1369952, 2012117, 2077024, 2739904, 4024234, 4154048, 5479808, 8048468, 8308096, 16096936, 32193872, 64387744, 128775488, 257550976]

約数ペア:

[(1, 257550976), (2, 128775488), (4, 64387744), (8, 32193872), (16, 16096936), (31, 8308096), (32, 8048468), (47, 5479808), (62, 4154048), (64, 4024234), (94, 2739904), (124, 2077024), (128, 2012117), (188, 1369952), (248, 1038512), (376, 684976), (496, 519256), (752, 342488), (992, 259628), (1381, 186496), (1457, 176768), (1504, 171244), (1984, 129814), (2762, 93248), (2914, 88384), (3008, 85622), (3968, 64907), (5524, 46624), (5828, 44192), (6016, 42811), (11048, 23312), (11656, 22096)]