41521280

素因数分解:

$2^7\times 5^1\times {\mathrm{64877}}^1$

素因数の和:64896

約数の個数: 32

約数和(自身を含む): 99263340

約数和(自身を除く): 57742060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 64877, 129754, 259508, 324385, 519016, 648770, 1038032, 1297540, 2076064, 2595080, 4152128, 5190160, 8304256, 10380320, 20760640, 41521280]

約数ペア:

[(1, 41521280), (2, 20760640), (4, 10380320), (5, 8304256), (8, 5190160), (10, 4152128), (16, 2595080), (20, 2076064), (32, 1297540), (40, 1038032), (64, 648770), (80, 519016), (128, 324385), (160, 259508), (320, 129754), (640, 64877)]