2045825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 2752800

約数和(自身を除く): 706975

約数列:

[1, 5, 19, 25, 59, 73, 95, 295, 365, 475, 1121, 1387, 1475, 1825, 4307, 5605, 6935, 21535, 28025, 34675, 81833, 107675, 409165, 2045825]

約数ペア:

[(1, 2045825), (5, 409165), (19, 107675), (25, 81833), (59, 34675), (73, 28025), (95, 21535), (295, 6935), (365, 5605), (475, 4307), (1121, 1825), (1387, 1475)]