80280976

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{10303}}^1$

素因数の和:10798

約数の個数: 20

約数和(自身を含む): 155878912

約数和(自身を除く): 75597936

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 3896, 7792, 10303, 20606, 41212, 82424, 164848, 5017561, 10035122, 20070244, 40140488, 80280976]

約数ペア:

[(1, 80280976), (2, 40140488), (4, 20070244), (8, 10035122), (16, 5017561), (487, 164848), (974, 82424), (1948, 41212), (3896, 20606), (7792, 10303)]