80420557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 101896704

約数和(自身を除く): 21476147

約数列:

[1, 7, 17, 41, 53, 119, 287, 311, 371, 697, 901, 2173, 2177, 4879, 5287, 6307, 12751, 15211, 16483, 36941, 37009, 89257, 115381, 216767, 258587, 280211, 675803, 1517369, 1961477, 4730621, 11488651, 80420557]

約数ペア:

[(1, 80420557), (7, 11488651), (17, 4730621), (41, 1961477), (53, 1517369), (119, 675803), (287, 280211), (311, 258587), (371, 216767), (697, 115381), (901, 89257), (2173, 37009), (2177, 36941), (4879, 16483), (5287, 15211), (6307, 12751)]