204555215

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{4349}}^1$

素因数の和:4786

約数の個数: 16

約数和(自身を含む): 256824000

約数和(自身を除く): 52268785

約数列:

[1, 5, 23, 115, 409, 2045, 4349, 9407, 21745, 47035, 100027, 500135, 1778741, 8893705, 40911043, 204555215]

約数ペア:

[(1, 204555215), (5, 40911043), (23, 8893705), (115, 1778741), (409, 500135), (2045, 100027), (4349, 47035), (9407, 21745)]