80499410

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{19121}}^1$

素因数の和:19549

約数の個数: 16

約数和(自身を含む): 145250712

約数和(自身を除く): 64751302

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 19121, 38242, 95605, 191210, 8049941, 16099882, 40249705, 80499410]

約数ペア:

[(1, 80499410), (2, 40249705), (5, 16099882), (10, 8049941), (421, 191210), (842, 95605), (2105, 38242), (4210, 19121)]