139133020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7537}}^1$

素因数の和:7630

約数の個数: 48

約数和(自身を含む): 319128768

約数和(自身を除く): 179995748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 7537, 9230, 15074, 18460, 30148, 37685, 75370, 97981, 150740, 195962, 391924, 489905, 535127, 979810, 1070254, 1959620, 2140508, 2675635, 5351270, 6956651, 10702540, 13913302, 27826604, 34783255, 69566510, 139133020]

約数ペア:

[(1, 139133020), (2, 69566510), (4, 34783255), (5, 27826604), (10, 13913302), (13, 10702540), (20, 6956651), (26, 5351270), (52, 2675635), (65, 2140508), (71, 1959620), (130, 1070254), (142, 979810), (260, 535127), (284, 489905), (355, 391924), (710, 195962), (923, 150740), (1420, 97981), (1846, 75370), (3692, 37685), (4615, 30148), (7537, 18460), (9230, 15074)]