82675880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{295271}}^1$

素因数の和:295289

約数の個数: 32

約数和(自身を含む): 212595840

約数和(自身を除く): 129919960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 295271, 590542, 1181084, 1476355, 2066897, 2362168, 2952710, 4133794, 5905420, 8267588, 10334485, 11810840, 16535176, 20668970, 41337940, 82675880]

約数ペア:

[(1, 82675880), (2, 41337940), (4, 20668970), (5, 16535176), (7, 11810840), (8, 10334485), (10, 8267588), (14, 5905420), (20, 4133794), (28, 2952710), (35, 2362168), (40, 2066897), (56, 1476355), (70, 1181084), (140, 590542), (280, 295271)]