80131216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{455291}}^1$

素因数の和:455310

約数の個数: 20

約数和(自身を含む): 169368624

約数和(自身を除く): 89237408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 455291, 910582, 1821164, 3642328, 5008201, 7284656, 10016402, 20032804, 40065608, 80131216]

約数ペア:

[(1, 80131216), (2, 40065608), (4, 20032804), (8, 10016402), (11, 7284656), (16, 5008201), (22, 3642328), (44, 1821164), (88, 910582), (176, 455291)]