287377775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{4049}}^1$

素因数の和:4243

約数の個数: 24

約数和(自身を含む): 379663200

約数和(自身を除く): 92285425

約数列:

[1, 5, 17, 25, 85, 167, 425, 835, 2839, 4049, 4175, 14195, 20245, 68833, 70975, 101225, 344165, 676183, 1720825, 3380915, 11495111, 16904575, 57475555, 287377775]

約数ペア:

[(1, 287377775), (5, 57475555), (17, 16904575), (25, 11495111), (85, 3380915), (167, 1720825), (425, 676183), (835, 344165), (2839, 101225), (4049, 70975), (4175, 68833), (14195, 20245)]