67878970

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 124992000

約数和(自身を除く): 57113030

約数列:

[1, 2, 5, 10, 61, 122, 223, 305, 446, 499, 610, 998, 1115, 2230, 2495, 4990, 13603, 27206, 30439, 60878, 68015, 111277, 136030, 152195, 222554, 304390, 556385, 1112770, 6787897, 13575794, 33939485, 67878970]

約数ペア:

[(1, 67878970), (2, 33939485), (5, 13575794), (10, 6787897), (61, 1112770), (122, 556385), (223, 304390), (305, 222554), (446, 152195), (499, 136030), (610, 111277), (998, 68015), (1115, 60878), (2230, 30439), (2495, 27206), (4990, 13603)]