80978060

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{35831}}^1$

素因数の和:35953

約数の個数: 24

約数和(自身を含む): 171563616

約数和(自身を除く): 90585556

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 35831, 71662, 143324, 179155, 358310, 716620, 4048903, 8097806, 16195612, 20244515, 40489030, 80978060]

約数ペア:

[(1, 80978060), (2, 40489030), (4, 20244515), (5, 16195612), (10, 8097806), (20, 4048903), (113, 716620), (226, 358310), (452, 179155), (565, 143324), (1130, 71662), (2260, 35831)]