64846048

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{499}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 133056000

約数和(自身を除く): 68209952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 131, 248, 262, 496, 499, 524, 992, 998, 1048, 1996, 2096, 3992, 4061, 4192, 7984, 8122, 15469, 15968, 16244, 30938, 32488, 61876, 64976, 65369, 123752, 129952, 130738, 247504, 261476, 495008, 522952, 1045904, 2026439, 2091808, 4052878, 8105756, 16211512, 32423024, 64846048]

約数ペア:

[(1, 64846048), (2, 32423024), (4, 16211512), (8, 8105756), (16, 4052878), (31, 2091808), (32, 2026439), (62, 1045904), (124, 522952), (131, 495008), (248, 261476), (262, 247504), (496, 130738), (499, 129952), (524, 123752), (992, 65369), (998, 64976), (1048, 61876), (1996, 32488), (2096, 30938), (3992, 16244), (4061, 15968), (4192, 15469), (7984, 8122)]