819487232

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{51631}}^1$

素因数の和:51680

約数の個数: 40

約数和(自身を含む): 1690225152

約数和(自身を除く): 870737920

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 51631, 103262, 206524, 413048, 826096, 1600561, 1652192, 3201122, 3304384, 6402244, 6608768, 12804488, 13217536, 25608976, 26435072, 51217952, 102435904, 204871808, 409743616, 819487232]

約数ペア:

[(1, 819487232), (2, 409743616), (4, 204871808), (8, 102435904), (16, 51217952), (31, 26435072), (32, 25608976), (62, 13217536), (64, 12804488), (124, 6608768), (128, 6402244), (248, 3304384), (256, 3201122), (496, 1652192), (512, 1600561), (992, 826096), (1984, 413048), (3968, 206524), (7936, 103262), (15872, 51631)]