49919680

素因数分解:

$2^6\times 5^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:881

約数の個数: 56

約数和(自身を含む): 119530368

約数和(自身を除く): 69610688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 257, 320, 514, 607, 1028, 1214, 1285, 2056, 2428, 2570, 3035, 4112, 4856, 5140, 6070, 8224, 9712, 10280, 12140, 16448, 19424, 20560, 24280, 38848, 41120, 48560, 82240, 97120, 155999, 194240, 311998, 623996, 779995, 1247992, 1559990, 2495984, 3119980, 4991968, 6239960, 9983936, 12479920, 24959840, 49919680]

約数ペア:

[(1, 49919680), (2, 24959840), (4, 12479920), (5, 9983936), (8, 6239960), (10, 4991968), (16, 3119980), (20, 2495984), (32, 1559990), (40, 1247992), (64, 779995), (80, 623996), (160, 311998), (257, 194240), (320, 155999), (514, 97120), (607, 82240), (1028, 48560), (1214, 41120), (1285, 38848), (2056, 24280), (2428, 20560), (2570, 19424), (3035, 16448), (4112, 12140), (4856, 10280), (5140, 9712), (6070, 8224)]