85454680

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{7549}}^1$

素因数の和:7843

約数の個数: 32

約数和(自身を含む): 192978000

約数和(自身を除く): 107523320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 7549, 11320, 15098, 30196, 37745, 60392, 75490, 150980, 301960, 2136367, 4272734, 8545468, 10681835, 17090936, 21363670, 42727340, 85454680]

約数ペア:

[(1, 85454680), (2, 42727340), (4, 21363670), (5, 17090936), (8, 10681835), (10, 8545468), (20, 4272734), (40, 2136367), (283, 301960), (566, 150980), (1132, 75490), (1415, 60392), (2264, 37745), (2830, 30196), (5660, 15098), (7549, 11320)]