198980605

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1\times {\mathrm{1129}}^1$

素因数の和:1584

約数の個数: 16

約数和(自身を含む): 242046000

約数和(自身を除く): 43065395

約数列:

[1, 5, 101, 349, 505, 1129, 1745, 5645, 35249, 114029, 176245, 394021, 570145, 1970105, 39796121, 198980605]

約数ペア:

[(1, 198980605), (5, 39796121), (101, 1970105), (349, 570145), (505, 394021), (1129, 176245), (1745, 114029), (5645, 35249)]