90240256

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 189552384

約数和(自身を除く): 99312128

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 137, 166, 248, 256, 274, 332, 496, 548, 664, 992, 1096, 1328, 1984, 2192, 2573, 2656, 3968, 4247, 4384, 5146, 5312, 7936, 8494, 8768, 10292, 10624, 11371, 16988, 17536, 20584, 21248, 22742, 33976, 35072, 41168, 45484, 67952, 82336, 90968, 135904, 164672, 181936, 271808, 329344, 352501, 363872, 543616, 658688, 705002, 727744, 1087232, 1410004, 1455488, 2820008, 2910976, 5640016, 11280032, 22560064, 45120128, 90240256]

約数ペア:

[(1, 90240256), (2, 45120128), (4, 22560064), (8, 11280032), (16, 5640016), (31, 2910976), (32, 2820008), (62, 1455488), (64, 1410004), (83, 1087232), (124, 727744), (128, 705002), (137, 658688), (166, 543616), (248, 363872), (256, 352501), (274, 329344), (332, 271808), (496, 181936), (548, 164672), (664, 135904), (992, 90968), (1096, 82336), (1328, 67952), (1984, 45484), (2192, 41168), (2573, 35072), (2656, 33976), (3968, 22742), (4247, 21248), (4384, 20584), (5146, 17536), (5312, 16988), (7936, 11371), (8494, 10624), (8768, 10292)]