80827280

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6691}}^1$

素因数の和:6855

約数の個数: 40

約数和(自身を含む): 189196224

約数和(自身を除く): 108368944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 755, 1208, 1510, 2416, 3020, 6040, 6691, 12080, 13382, 26764, 33455, 53528, 66910, 107056, 133820, 267640, 535280, 1010341, 2020682, 4041364, 5051705, 8082728, 10103410, 16165456, 20206820, 40413640, 80827280]

約数ペア:

[(1, 80827280), (2, 40413640), (4, 20206820), (5, 16165456), (8, 10103410), (10, 8082728), (16, 5051705), (20, 4041364), (40, 2020682), (80, 1010341), (151, 535280), (302, 267640), (604, 133820), (755, 107056), (1208, 66910), (1510, 53528), (2416, 33455), (3020, 26764), (6040, 13382), (6691, 12080)]