82048220

素因数分解:

$2^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{3163}}^1$

素因数の和:4469

約数の個数: 24

約数和(自身を含む): 172488624

約数和(自身を除く): 90440404

約数列:

[1, 2, 4, 5, 10, 20, 1297, 2594, 3163, 5188, 6326, 6485, 12652, 12970, 15815, 25940, 31630, 63260, 4102411, 8204822, 16409644, 20512055, 41024110, 82048220]

約数ペア:

[(1, 82048220), (2, 41024110), (4, 20512055), (5, 16409644), (10, 8204822), (20, 4102411), (1297, 63260), (2594, 31630), (3163, 25940), (5188, 15815), (6326, 12970), (6485, 12652)]