90648640

素因数分解:

$2^6\times 5^1\times {\mathrm{283277}}^1$

素因数の和:283294

約数の個数: 28

約数和(自身を含む): 215857836

約数和(自身を除く): 125209196

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 283277, 566554, 1133108, 1416385, 2266216, 2832770, 4532432, 5665540, 9064864, 11331080, 18129728, 22662160, 45324320, 90648640]

約数ペア:

[(1, 90648640), (2, 45324320), (4, 22662160), (5, 18129728), (8, 11331080), (10, 9064864), (16, 5665540), (20, 4532432), (32, 2832770), (40, 2266216), (64, 1416385), (80, 1133108), (160, 566554), (320, 283277)]