28774936064

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{258991}}^1$

素因数の和:259047

約数の個数: 80

約数和(自身を含む): 67826896896

約数和(自身を除く): 39051960832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7936, 13888, 15872, 27776, 55552, 111104, 258991, 517982, 1035964, 1812937, 2071928, 3625874, 4143856, 7251748, 8028721, 8287712, 14503496, 16057442, 16575424, 29006992, 32114884, 33150848, 56201047, 58013984, 64229768, 66301696, 112402094, 116027968, 128459536, 132603392, 224804188, 232055936, 256919072, 449608376, 464111872, 513838144, 899216752, 928223744, 1027676288, 1798433504, 2055352576, 3596867008, 4110705152, 7193734016, 14387468032, 28774936064]

約数ペア:

[(1, 28774936064), (2, 14387468032), (4, 7193734016), (7, 4110705152), (8, 3596867008), (14, 2055352576), (16, 1798433504), (28, 1027676288), (31, 928223744), (32, 899216752), (56, 513838144), (62, 464111872), (64, 449608376), (112, 256919072), (124, 232055936), (128, 224804188), (217, 132603392), (224, 128459536), (248, 116027968), (256, 112402094), (434, 66301696), (448, 64229768), (496, 58013984), (512, 56201047), (868, 33150848), (896, 32114884), (992, 29006992), (1736, 16575424), (1792, 16057442), (1984, 14503496), (3472, 8287712), (3584, 8028721), (3968, 7251748), (6944, 4143856), (7936, 3625874), (13888, 2071928), (15872, 1812937), (27776, 1035964), (55552, 517982), (111104, 258991)]