127151480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{32771}}^1$

素因数の和:32879

約数の個数: 32

約数和(自身を含む): 289049040

約数和(自身を除く): 161897560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 32771, 65542, 131084, 163855, 262168, 327710, 655420, 1310840, 3178787, 6357574, 12715148, 15893935, 25430296, 31787870, 63575740, 127151480]

約数ペア:

[(1, 127151480), (2, 63575740), (4, 31787870), (5, 25430296), (8, 15893935), (10, 12715148), (20, 6357574), (40, 3178787), (97, 1310840), (194, 655420), (388, 327710), (485, 262168), (776, 163855), (970, 131084), (1940, 65542), (3880, 32771)]