82661620

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{40127}}^1$

素因数の和:40239

約数の個数: 24

約数和(自身を含む): 175279104

約数和(自身を除く): 92617484

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 40127, 80254, 160508, 200635, 401270, 802540, 4133081, 8266162, 16532324, 20665405, 41330810, 82661620]

約数ペア:

[(1, 82661620), (2, 41330810), (4, 20665405), (5, 16532324), (10, 8266162), (20, 4133081), (103, 802540), (206, 401270), (412, 200635), (515, 160508), (1030, 80254), (2060, 40127)]