820170075

素因数分解:

$3^1\times 5^2\times {\mathrm{2903}}^1\times {\mathrm{3767}}^1$

素因数の和:6683

約数の個数: 24

約数和(自身を含む): 1356841728

約数和(自身を除く): 536671653

約数列:

[1, 3, 5, 15, 25, 75, 2903, 3767, 8709, 11301, 14515, 18835, 43545, 56505, 72575, 94175, 217725, 282525, 10935601, 32806803, 54678005, 164034015, 273390025, 820170075]

約数ペア:

[(1, 820170075), (3, 273390025), (5, 164034015), (15, 54678005), (25, 32806803), (75, 10935601), (2903, 282525), (3767, 217725), (8709, 94175), (11301, 72575), (14515, 56505), (18835, 43545)]