64938256

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2551}}^1$

素因数の和:2639

約数の個数: 40

約数和(自身を含む): 132275264

約数和(自身を除く): 67337008

約数列:

[1, 2, 4, 8, 16, 37, 43, 74, 86, 148, 172, 296, 344, 592, 688, 1591, 2551, 3182, 5102, 6364, 10204, 12728, 20408, 25456, 40816, 94387, 109693, 188774, 219386, 377548, 438772, 755096, 877544, 1510192, 1755088, 4058641, 8117282, 16234564, 32469128, 64938256]

約数ペア:

[(1, 64938256), (2, 32469128), (4, 16234564), (8, 8117282), (16, 4058641), (37, 1755088), (43, 1510192), (74, 877544), (86, 755096), (148, 438772), (172, 377548), (296, 219386), (344, 188774), (592, 109693), (688, 94387), (1591, 40816), (2551, 25456), (3182, 20408), (5102, 12728), (6364, 10204)]