64805584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 129491712

約数和(自身を除く): 64686128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 223, 328, 443, 446, 656, 886, 892, 1772, 1784, 3544, 3568, 7088, 9143, 18163, 18286, 36326, 36572, 72652, 73144, 98789, 145304, 146288, 197578, 290608, 395156, 790312, 1580624, 4050349, 8100698, 16201396, 32402792, 64805584]

約数ペア:

[(1, 64805584), (2, 32402792), (4, 16201396), (8, 8100698), (16, 4050349), (41, 1580624), (82, 790312), (164, 395156), (223, 290608), (328, 197578), (443, 146288), (446, 145304), (656, 98789), (886, 73144), (892, 72652), (1772, 36572), (1784, 36326), (3544, 18286), (3568, 18163), (7088, 9143)]