2001725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 2812320

約数和(自身を除く): 810595

約数列:

[1, 5, 11, 25, 29, 55, 145, 251, 275, 319, 725, 1255, 1595, 2761, 6275, 7279, 7975, 13805, 36395, 69025, 80069, 181975, 400345, 2001725]

約数ペア:

[(1, 2001725), (5, 400345), (11, 181975), (25, 80069), (29, 69025), (55, 36395), (145, 13805), (251, 7975), (275, 7279), (319, 6275), (725, 2761), (1255, 1595)]