80943728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163193}}^1$

素因数の和:163232

約数の個数: 20

約数和(自身を含む): 161888448

約数和(自身を除く): 80944720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 163193, 326386, 652772, 1305544, 2611088, 5058983, 10117966, 20235932, 40471864, 80943728]

約数ペア:

[(1, 80943728), (2, 40471864), (4, 20235932), (8, 10117966), (16, 5058983), (31, 2611088), (62, 1305544), (124, 652772), (248, 326386), (496, 163193)]