16016780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61603}}^1$

素因数の和:61625

約数の個数: 24

約数和(自身を含む): 36223152

約数和(自身を除く): 20206372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 61603, 123206, 246412, 308015, 616030, 800839, 1232060, 1601678, 3203356, 4004195, 8008390, 16016780]

約数ペア:

[(1, 16016780), (2, 8008390), (4, 4004195), (5, 3203356), (10, 1601678), (13, 1232060), (20, 800839), (26, 616030), (52, 308015), (65, 246412), (130, 123206), (260, 61603)]