258451712

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1199

約数の個数: 72

約数和(自身を含む): 551389440

約数和(自身を除く): 292937728

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 58, 62, 64, 116, 124, 128, 232, 248, 256, 464, 496, 899, 928, 992, 1123, 1798, 1856, 1984, 2246, 3596, 3712, 3968, 4492, 7192, 7424, 7936, 8984, 14384, 17968, 28768, 32567, 34813, 35936, 57536, 65134, 69626, 71872, 115072, 130268, 139252, 143744, 230144, 260536, 278504, 287488, 521072, 557008, 1009577, 1042144, 1114016, 2019154, 2084288, 2228032, 4038308, 4168576, 4456064, 8076616, 8337152, 8912128, 16153232, 32306464, 64612928, 129225856, 258451712]

約数ペア:

[(1, 258451712), (2, 129225856), (4, 64612928), (8, 32306464), (16, 16153232), (29, 8912128), (31, 8337152), (32, 8076616), (58, 4456064), (62, 4168576), (64, 4038308), (116, 2228032), (124, 2084288), (128, 2019154), (232, 1114016), (248, 1042144), (256, 1009577), (464, 557008), (496, 521072), (899, 287488), (928, 278504), (992, 260536), (1123, 230144), (1798, 143744), (1856, 139252), (1984, 130268), (2246, 115072), (3596, 71872), (3712, 69626), (3968, 65134), (4492, 57536), (7192, 35936), (7424, 34813), (7936, 32567), (8984, 28768), (14384, 17968)]