71320025

素因数分解:

$5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3209}}^1$

素因数の和:3353

約数の個数: 24

約数和(自身を含む): 101898240

約数和(自身を除く): 30578215

約数列:

[1, 5, 7, 25, 35, 127, 175, 635, 889, 3175, 3209, 4445, 16045, 22225, 22463, 80225, 112315, 407543, 561575, 2037715, 2852801, 10188575, 14264005, 71320025]

約数ペア:

[(1, 71320025), (5, 14264005), (7, 10188575), (25, 2852801), (35, 2037715), (127, 561575), (175, 407543), (635, 112315), (889, 80225), (3175, 22463), (3209, 22225), (4445, 16045)]