86288128

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 181310976

約数和(自身を除く): 95022848

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 131, 166, 248, 256, 262, 332, 496, 524, 664, 992, 1048, 1328, 1984, 2096, 2573, 2656, 3968, 4061, 4192, 5146, 5312, 7936, 8122, 8384, 10292, 10624, 10873, 16244, 16768, 20584, 21248, 21746, 32488, 33536, 41168, 43492, 64976, 82336, 86984, 129952, 164672, 173968, 259904, 329344, 337063, 347936, 519808, 658688, 674126, 695872, 1039616, 1348252, 1391744, 2696504, 2783488, 5393008, 10786016, 21572032, 43144064, 86288128]

約数ペア:

[(1, 86288128), (2, 43144064), (4, 21572032), (8, 10786016), (16, 5393008), (31, 2783488), (32, 2696504), (62, 1391744), (64, 1348252), (83, 1039616), (124, 695872), (128, 674126), (131, 658688), (166, 519808), (248, 347936), (256, 337063), (262, 329344), (332, 259904), (496, 173968), (524, 164672), (664, 129952), (992, 86984), (1048, 82336), (1328, 64976), (1984, 43492), (2096, 41168), (2573, 33536), (2656, 32488), (3968, 21746), (4061, 21248), (4192, 20584), (5146, 16768), (5312, 16244), (7936, 10873), (8122, 10624), (8384, 10292)]