80495080

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13327}}^1$

素因数の和:13489

約数の個数: 32

約数和(自身を含む): 182327040

約数和(自身を除く): 101831960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 13327, 26654, 53308, 66635, 106616, 133270, 266540, 533080, 2012377, 4024754, 8049508, 10061885, 16099016, 20123770, 40247540, 80495080]

約数ペア:

[(1, 80495080), (2, 40247540), (4, 20123770), (5, 16099016), (8, 10061885), (10, 8049508), (20, 4024754), (40, 2012377), (151, 533080), (302, 266540), (604, 133270), (755, 106616), (1208, 66635), (1510, 53308), (3020, 26654), (6040, 13327)]