64664264

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^2$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 143781120

約数和(自身を除く): 79116856

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 193, 217, 248, 386, 434, 772, 868, 1351, 1544, 1736, 2702, 5404, 5983, 10808, 11966, 23932, 37249, 41881, 47864, 74498, 83762, 148996, 167524, 260743, 297992, 335048, 521486, 1042972, 1154719, 2085944, 2309438, 4618876, 8083033, 9237752, 16166066, 32332132, 64664264]

約数ペア:

[(1, 64664264), (2, 32332132), (4, 16166066), (7, 9237752), (8, 8083033), (14, 4618876), (28, 2309438), (31, 2085944), (56, 1154719), (62, 1042972), (124, 521486), (193, 335048), (217, 297992), (248, 260743), (386, 167524), (434, 148996), (772, 83762), (868, 74498), (1351, 47864), (1544, 41881), (1736, 37249), (2702, 23932), (5404, 11966), (5983, 10808)]