164556928

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{367}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 342328320

約数和(自身を除く): 177771392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 113, 124, 128, 226, 248, 367, 452, 496, 734, 904, 992, 1468, 1808, 1984, 2936, 3503, 3616, 3968, 5872, 7006, 7232, 11377, 11744, 14012, 14464, 22754, 23488, 28024, 41471, 45508, 46976, 56048, 82942, 91016, 112096, 165884, 182032, 224192, 331768, 364064, 448384, 663536, 728128, 1285601, 1327072, 1456256, 2571202, 2654144, 5142404, 5308288, 10284808, 20569616, 41139232, 82278464, 164556928]

約数ペア:

[(1, 164556928), (2, 82278464), (4, 41139232), (8, 20569616), (16, 10284808), (31, 5308288), (32, 5142404), (62, 2654144), (64, 2571202), (113, 1456256), (124, 1327072), (128, 1285601), (226, 728128), (248, 663536), (367, 448384), (452, 364064), (496, 331768), (734, 224192), (904, 182032), (992, 165884), (1468, 112096), (1808, 91016), (1984, 82942), (2936, 56048), (3503, 46976), (3616, 45508), (3968, 41471), (5872, 28024), (7006, 23488), (7232, 22754), (11377, 14464), (11744, 14012)]