253404080

素因数分解:

$2^4\times 5^1\times {\mathrm{3167551}}^1$

素因数の和:3167564

約数の個数: 20

約数和(自身を含む): 589164672

約数和(自身を除く): 335760592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3167551, 6335102, 12670204, 15837755, 25340408, 31675510, 50680816, 63351020, 126702040, 253404080]

約数ペア:

[(1, 253404080), (2, 126702040), (4, 63351020), (5, 50680816), (8, 31675510), (10, 25340408), (16, 15837755), (20, 12670204), (40, 6335102), (80, 3167551)]