66379940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1667}}^1$

素因数の和:1868

約数の個数: 48

約数和(自身を含む): 153002304

約数和(自身を除く): 86622364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1667, 1810, 1991, 3334, 3620, 3982, 6668, 7964, 8335, 9955, 16670, 18337, 19910, 33340, 36674, 39820, 73348, 91685, 183370, 301727, 366740, 603454, 1206908, 1508635, 3017270, 3318997, 6034540, 6637994, 13275988, 16594985, 33189970, 66379940]

約数ペア:

[(1, 66379940), (2, 33189970), (4, 16594985), (5, 13275988), (10, 6637994), (11, 6034540), (20, 3318997), (22, 3017270), (44, 1508635), (55, 1206908), (110, 603454), (181, 366740), (220, 301727), (362, 183370), (724, 91685), (905, 73348), (1667, 39820), (1810, 36674), (1991, 33340), (3334, 19910), (3620, 18337), (3982, 16670), (6668, 9955), (7964, 8335)]