25091020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66029}}^1$

素因数の和:66057

約数の個数: 24

約数和(自身を含む): 55465200

約数和(自身を除く): 30374180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 66029, 132058, 264116, 330145, 660290, 1254551, 1320580, 2509102, 5018204, 6272755, 12545510, 25091020]

約数ペア:

[(1, 25091020), (2, 12545510), (4, 6272755), (5, 5018204), (10, 2509102), (19, 1320580), (20, 1254551), (38, 660290), (76, 330145), (95, 264116), (190, 132058), (380, 66029)]