79807900

素因数分解:

$2^2\times 5^2\times {\mathrm{798079}}^1$

素因数の和:798093

約数の個数: 18

約数和(自身を含む): 173183360

約数和(自身を除く): 93375460

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 798079, 1596158, 3192316, 3990395, 7980790, 15961580, 19951975, 39903950, 79807900]

約数ペア:

[(1, 79807900), (2, 39903950), (4, 19951975), (5, 15961580), (10, 7980790), (20, 3990395), (25, 3192316), (50, 1596158), (100, 798079)]