80479220

素因数分解:

$2^2\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{3253}}^1$

素因数の和:4499

約数の個数: 24

約数和(自身を含む): 169194984

約数和(自身を除く): 88715764

約数列:

[1, 2, 4, 5, 10, 20, 1237, 2474, 3253, 4948, 6185, 6506, 12370, 13012, 16265, 24740, 32530, 65060, 4023961, 8047922, 16095844, 20119805, 40239610, 80479220]

約数ペア:

[(1, 80479220), (2, 40239610), (4, 20119805), (5, 16095844), (10, 8047922), (20, 4023961), (1237, 65060), (2474, 32530), (3253, 24740), (4948, 16265), (6185, 13012), (6506, 12370)]