25089215

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3343}}^1$

素因数の和:3446

約数の個数: 16

約数和(自身を含む): 32102400

約数和(自身を除く): 7013185

約数列:

[1, 5, 19, 79, 95, 395, 1501, 3343, 7505, 16715, 63517, 264097, 317585, 1320485, 5017843, 25089215]

約数ペア:

[(1, 25089215), (5, 5017843), (19, 1320485), (79, 317585), (95, 264097), (395, 63517), (1501, 16715), (3343, 7505)]