163219712

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 341037312

約数和(自身を除く): 177817600

約数列:

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

約数ペア:

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