80451748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2239}}^1$

素因数の和:2947

約数の個数: 24

約数和(自身を含む): 151907840

約数和(自身を除く): 71456092

約数列:

[1, 2, 4, 13, 26, 52, 691, 1382, 2239, 2764, 4478, 8956, 8983, 17966, 29107, 35932, 58214, 116428, 1547149, 3094298, 6188596, 20112937, 40225874, 80451748]

約数ペア:

[(1, 80451748), (2, 40225874), (4, 20112937), (13, 6188596), (26, 3094298), (52, 1547149), (691, 116428), (1382, 58214), (2239, 35932), (2764, 29107), (4478, 17966), (8956, 8983)]