89168120

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{8287}}^1$

素因数の和:8567

約数の個数: 32

約数和(自身を含む): 201398400

約数和(自身を除く): 112230280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 8287, 10760, 16574, 33148, 41435, 66296, 82870, 165740, 331480, 2229203, 4458406, 8916812, 11146015, 17833624, 22292030, 44584060, 89168120]

約数ペア:

[(1, 89168120), (2, 44584060), (4, 22292030), (5, 17833624), (8, 11146015), (10, 8916812), (20, 4458406), (40, 2229203), (269, 331480), (538, 165740), (1076, 82870), (1345, 66296), (2152, 41435), (2690, 33148), (5380, 16574), (8287, 10760)]