1971004025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{14051}}^1$

素因数の和:14273

約数の個数: 24

約数和(自身を含む): 2537004288

約数和(自身を除く): 566000263

約数列:

[1, 5, 25, 31, 155, 181, 775, 905, 4525, 5611, 14051, 28055, 70255, 140275, 351275, 435581, 2177905, 2543231, 10889525, 12716155, 63580775, 78840161, 394200805, 1971004025]

約数ペア:

[(1, 1971004025), (5, 394200805), (25, 78840161), (31, 63580775), (155, 12716155), (181, 10889525), (775, 2543231), (905, 2177905), (4525, 435581), (5611, 351275), (14051, 140275), (28055, 70255)]