72528640

素因数分解:

$2^8\times 5^1\times {\mathrm{56663}}^1$

素因数の和:56684

約数の個数: 36

約数和(自身を含む): 173731824

約数和(自身を除く): 101203184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 56663, 113326, 226652, 283315, 453304, 566630, 906608, 1133260, 1813216, 2266520, 3626432, 4533040, 7252864, 9066080, 14505728, 18132160, 36264320, 72528640]

約数ペア:

[(1, 72528640), (2, 36264320), (4, 18132160), (5, 14505728), (8, 9066080), (10, 7252864), (16, 4533040), (20, 3626432), (32, 2266520), (40, 1813216), (64, 1133260), (80, 906608), (128, 566630), (160, 453304), (256, 283315), (320, 226652), (640, 113326), (1280, 56663)]