326439424

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 80

約数和(自身を含む): 682742016

約数和(自身を除く): 356302592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 131, 157, 248, 256, 262, 314, 496, 512, 524, 628, 992, 1048, 1256, 1984, 2096, 2512, 3968, 4061, 4192, 4867, 5024, 7936, 8122, 8384, 9734, 10048, 15872, 16244, 16768, 19468, 20096, 20567, 32488, 33536, 38936, 40192, 41134, 64976, 67072, 77872, 80384, 82268, 129952, 155744, 164536, 259904, 311488, 329072, 519808, 622976, 637577, 658144, 1039616, 1245952, 1275154, 1316288, 2079232, 2491904, 2550308, 2632576, 5100616, 5265152, 10201232, 10530304, 20402464, 40804928, 81609856, 163219712, 326439424]

約数ペア:

[(1, 326439424), (2, 163219712), (4, 81609856), (8, 40804928), (16, 20402464), (31, 10530304), (32, 10201232), (62, 5265152), (64, 5100616), (124, 2632576), (128, 2550308), (131, 2491904), (157, 2079232), (248, 1316288), (256, 1275154), (262, 1245952), (314, 1039616), (496, 658144), (512, 637577), (524, 622976), (628, 519808), (992, 329072), (1048, 311488), (1256, 259904), (1984, 164536), (2096, 155744), (2512, 129952), (3968, 82268), (4061, 80384), (4192, 77872), (4867, 67072), (5024, 64976), (7936, 41134), (8122, 40192), (8384, 38936), (9734, 33536), (10048, 32488), (15872, 20567), (16244, 20096), (16768, 19468)]