40804928

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 56

約数和(自身を含む): 84758784

約数和(自身を除く): 43953856

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 131, 157, 248, 262, 314, 496, 524, 628, 992, 1048, 1256, 1984, 2096, 2512, 4061, 4192, 4867, 5024, 8122, 8384, 9734, 10048, 16244, 19468, 20567, 32488, 38936, 41134, 64976, 77872, 82268, 129952, 155744, 164536, 259904, 311488, 329072, 637577, 658144, 1275154, 1316288, 2550308, 5100616, 10201232, 20402464, 40804928]

約数ペア:

[(1, 40804928), (2, 20402464), (4, 10201232), (8, 5100616), (16, 2550308), (31, 1316288), (32, 1275154), (62, 658144), (64, 637577), (124, 329072), (131, 311488), (157, 259904), (248, 164536), (262, 155744), (314, 129952), (496, 82268), (524, 77872), (628, 64976), (992, 41134), (1048, 38936), (1256, 32488), (1984, 20567), (2096, 19468), (2512, 16244), (4061, 10048), (4192, 9734), (4867, 8384), (5024, 8122)]