66296180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{80849}}^1$

素因数の和:80899

約数の個数: 24

約数和(自身を含む): 142619400

約数和(自身を除く): 76323220

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 80849, 161698, 323396, 404245, 808490, 1616980, 3314809, 6629618, 13259236, 16574045, 33148090, 66296180]

約数ペア:

[(1, 66296180), (2, 33148090), (4, 16574045), (5, 13259236), (10, 6629618), (20, 3314809), (41, 1616980), (82, 808490), (164, 404245), (205, 323396), (410, 161698), (820, 80849)]