2774575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3682800

約数和(自身を除く): 908225

約数列:

[1, 5, 25, 29, 43, 89, 145, 215, 445, 725, 1075, 1247, 2225, 2581, 3827, 6235, 12905, 19135, 31175, 64525, 95675, 110983, 554915, 2774575]

約数ペア:

[(1, 2774575), (5, 554915), (25, 110983), (29, 95675), (43, 64525), (89, 31175), (145, 19135), (215, 12905), (445, 6235), (725, 3827), (1075, 2581), (1247, 2225)]