80545790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619583}}^1$

素因数の和:619603

約数の個数: 16

約数和(自身を含む): 156135168

約数和(自身を除く): 75589378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 619583, 1239166, 3097915, 6195830, 8054579, 16109158, 40272895, 80545790]

約数ペア:

[(1, 80545790), (2, 40272895), (5, 16109158), (10, 8054579), (13, 6195830), (26, 3097915), (65, 1239166), (130, 619583)]