67646464

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2182

約数の個数: 44

約数和(自身を含む): 139654528

約数和(自身を除く): 72008064

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2131, 3968, 4262, 7936, 8524, 15872, 17048, 31744, 34096, 66061, 68192, 132122, 136384, 264244, 272768, 528488, 545536, 1056976, 1091072, 2113952, 2182144, 4227904, 8455808, 16911616, 33823232, 67646464]

約数ペア:

[(1, 67646464), (2, 33823232), (4, 16911616), (8, 8455808), (16, 4227904), (31, 2182144), (32, 2113952), (62, 1091072), (64, 1056976), (124, 545536), (128, 528488), (248, 272768), (256, 264244), (496, 136384), (512, 132122), (992, 68192), (1024, 66061), (1984, 34096), (2131, 31744), (3968, 17048), (4262, 15872), (7936, 8524)]