80341220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{41413}}^1$

素因数の和:41519

約数の個数: 24

約数和(自身を含む): 170460024

約数和(自身を除く): 90118804

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 41413, 82826, 165652, 207065, 414130, 828260, 4017061, 8034122, 16068244, 20085305, 40170610, 80341220]

約数ペア:

[(1, 80341220), (2, 40170610), (4, 20085305), (5, 16068244), (10, 8034122), (20, 4017061), (97, 828260), (194, 414130), (388, 207065), (485, 165652), (970, 82826), (1940, 41413)]