80198276

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 142296000

約数和(自身を除く): 62097724

約数列:

[1, 2, 4, 109, 218, 419, 436, 439, 838, 878, 1676, 1756, 45671, 47851, 91342, 95702, 182684, 183941, 191404, 367882, 735764, 20049569, 40099138, 80198276]

約数ペア:

[(1, 80198276), (2, 40099138), (4, 20049569), (109, 735764), (218, 367882), (419, 191404), (436, 183941), (439, 182684), (838, 95702), (878, 91342), (1676, 47851), (1756, 45671)]