80805050

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{16001}}^1$

素因数の和:16114

約数の個数: 24

約数和(自身を含む): 151794972

約数和(自身を除く): 70989922

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 1010, 2525, 5050, 16001, 32002, 80005, 160010, 400025, 800050, 1616101, 3232202, 8080505, 16161010, 40402525, 80805050]

約数ペア:

[(1, 80805050), (2, 40402525), (5, 16161010), (10, 8080505), (25, 3232202), (50, 1616101), (101, 800050), (202, 400025), (505, 160010), (1010, 80005), (2525, 32002), (5050, 16001)]