82006480

素因数分解:

$2^4\times 5^1\times {\mathrm{1025081}}^1$

素因数の和:1025094

約数の個数: 20

約数和(自身を含む): 190665252

約数和(自身を除く): 108658772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1025081, 2050162, 4100324, 5125405, 8200648, 10250810, 16401296, 20501620, 41003240, 82006480]

約数ペア:

[(1, 82006480), (2, 41003240), (4, 20501620), (5, 16401296), (8, 10250810), (10, 8200648), (16, 5125405), (20, 4100324), (40, 2050162), (80, 1025081)]