65208080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{116443}}^1$

素因数の和:116463

約数の個数: 40

約数和(自身を含む): 173268672

約数和(自身を除く): 108060592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 116443, 232886, 465772, 582215, 815101, 931544, 1164430, 1630202, 1863088, 2328860, 3260404, 4075505, 4657720, 6520808, 8151010, 9315440, 13041616, 16302020, 32604040, 65208080]

約数ペア:

[(1, 65208080), (2, 32604040), (4, 16302020), (5, 13041616), (7, 9315440), (8, 8151010), (10, 6520808), (14, 4657720), (16, 4075505), (20, 3260404), (28, 2328860), (35, 1863088), (40, 1630202), (56, 1164430), (70, 931544), (80, 815101), (112, 582215), (140, 465772), (280, 232886), (560, 116443)]