49620640

素因数分解:

$2^5\times 5^1\times {\mathrm{310129}}^1$

素因数の和:310144

約数の個数: 24

約数和(自身を含む): 117229140

約数和(自身を除く): 67608500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 310129, 620258, 1240516, 1550645, 2481032, 3101290, 4962064, 6202580, 9924128, 12405160, 24810320, 49620640]

約数ペア:

[(1, 49620640), (2, 24810320), (4, 12405160), (5, 9924128), (8, 6202580), (10, 4962064), (16, 3101290), (20, 2481032), (32, 1550645), (40, 1240516), (80, 620258), (160, 310129)]