84551920

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5009}}^1$

素因数の和:5233

約数の個数: 40

約数和(自身を含む): 197554320

約数和(自身を除く): 113002400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 5009, 8440, 10018, 16880, 20036, 25045, 40072, 50090, 80144, 100180, 200360, 400720, 1056899, 2113798, 4227596, 5284495, 8455192, 10568990, 16910384, 21137980, 42275960, 84551920]

約数ペア:

[(1, 84551920), (2, 42275960), (4, 21137980), (5, 16910384), (8, 10568990), (10, 8455192), (16, 5284495), (20, 4227596), (40, 2113798), (80, 1056899), (211, 400720), (422, 200360), (844, 100180), (1055, 80144), (1688, 50090), (2110, 40072), (3376, 25045), (4220, 20036), (5009, 16880), (8440, 10018)]