2038891825

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{4451}}^1$

素因数の和:4785

約数の個数: 24

約数和(自身を含む): 2573647776

約数和(自身を除く): 534755951

約数列:

[1, 5, 25, 73, 251, 365, 1255, 1825, 4451, 6275, 18323, 22255, 91615, 111275, 324923, 458075, 1117201, 1624615, 5586005, 8123075, 27930025, 81555673, 407778365, 2038891825]

約数ペア:

[(1, 2038891825), (5, 407778365), (25, 81555673), (73, 27930025), (251, 8123075), (365, 5586005), (1255, 1624615), (1825, 1117201), (4451, 458075), (6275, 324923), (18323, 111275), (22255, 91615)]