99208640

素因数分解:

$2^6\times 5^1\times {\mathrm{310027}}^1$

素因数の和:310044

約数の個数: 28

約数和(自身を含む): 236241336

約数和(自身を除く): 137032696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 310027, 620054, 1240108, 1550135, 2480216, 3100270, 4960432, 6200540, 9920864, 12401080, 19841728, 24802160, 49604320, 99208640]

約数ペア:

[(1, 99208640), (2, 49604320), (4, 24802160), (5, 19841728), (8, 12401080), (10, 9920864), (16, 6200540), (20, 4960432), (32, 3100270), (40, 2480216), (64, 1550135), (80, 1240108), (160, 620054), (320, 310027)]