85016740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 187165440

約数和(自身を除く): 102148700

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 421, 439, 460, 842, 878, 1684, 1756, 2105, 2195, 4210, 4390, 8420, 8780, 9683, 10097, 19366, 20194, 38732, 40388, 48415, 50485, 96830, 100970, 184819, 193660, 201940, 369638, 739276, 924095, 1848190, 3696380, 4250837, 8501674, 17003348, 21254185, 42508370, 85016740]

約数ペア:

[(1, 85016740), (2, 42508370), (4, 21254185), (5, 17003348), (10, 8501674), (20, 4250837), (23, 3696380), (46, 1848190), (92, 924095), (115, 739276), (230, 369638), (421, 201940), (439, 193660), (460, 184819), (842, 100970), (878, 96830), (1684, 50485), (1756, 48415), (2105, 40388), (2195, 38732), (4210, 20194), (4390, 19366), (8420, 10097), (8780, 9683)]