28242025

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2273}}^1$

素因数の和:2361

約数の個数: 24

約数和(自身を含む): 40604544

約数和(自身を除く): 12362519

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2273, 2485, 11365, 12425, 15911, 56825, 79555, 161383, 397775, 806915, 1129681, 4034575, 5648405, 28242025]

約数ペア:

[(1, 28242025), (5, 5648405), (7, 4034575), (25, 1129681), (35, 806915), (71, 397775), (175, 161383), (355, 79555), (497, 56825), (1775, 15911), (2273, 12425), (2485, 11365)]