64668928

素因数分解:

$2^8\times {\mathrm{157}}^1\times {\mathrm{1609}}^1$

素因数の和:1782

約数の個数: 36

約数和(自身を含む): 129988180

約数和(自身を除く): 65319252

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 256, 314, 628, 1256, 1609, 2512, 3218, 5024, 6436, 10048, 12872, 20096, 25744, 40192, 51488, 102976, 205952, 252613, 411904, 505226, 1010452, 2020904, 4041808, 8083616, 16167232, 32334464, 64668928]

約数ペア:

[(1, 64668928), (2, 32334464), (4, 16167232), (8, 8083616), (16, 4041808), (32, 2020904), (64, 1010452), (128, 505226), (157, 411904), (256, 252613), (314, 205952), (628, 102976), (1256, 51488), (1609, 40192), (2512, 25744), (3218, 20096), (5024, 12872), (6436, 10048)]