28077568

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 80

約数和(自身を含む): 60888960

約数和(自身を除く): 32811392

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 61, 62, 64, 116, 122, 124, 128, 232, 244, 248, 256, 464, 488, 496, 512, 899, 928, 976, 992, 1769, 1798, 1856, 1891, 1952, 1984, 3538, 3596, 3712, 3782, 3904, 3968, 7076, 7192, 7424, 7564, 7808, 7936, 14152, 14384, 14848, 15128, 15616, 15872, 28304, 28768, 30256, 31232, 54839, 56608, 57536, 60512, 109678, 113216, 115072, 121024, 219356, 226432, 230144, 242048, 438712, 452864, 460288, 484096, 877424, 905728, 968192, 1754848, 3509696, 7019392, 14038784, 28077568]

約数ペア:

[(1, 28077568), (2, 14038784), (4, 7019392), (8, 3509696), (16, 1754848), (29, 968192), (31, 905728), (32, 877424), (58, 484096), (61, 460288), (62, 452864), (64, 438712), (116, 242048), (122, 230144), (124, 226432), (128, 219356), (232, 121024), (244, 115072), (248, 113216), (256, 109678), (464, 60512), (488, 57536), (496, 56608), (512, 54839), (899, 31232), (928, 30256), (976, 28768), (992, 28304), (1769, 15872), (1798, 15616), (1856, 15128), (1891, 14848), (1952, 14384), (1984, 14152), (3538, 7936), (3596, 7808), (3712, 7564), (3782, 7424), (3904, 7192), (3968, 7076)]