55745920

素因数分解:

$2^7\times 5^1\times {\mathrm{87103}}^1$

素因数の和:87122

約数の個数: 32

約数和(自身を含む): 133269120

約数和(自身を除く): 77523200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 87103, 174206, 348412, 435515, 696824, 871030, 1393648, 1742060, 2787296, 3484120, 5574592, 6968240, 11149184, 13936480, 27872960, 55745920]

約数ペア:

[(1, 55745920), (2, 27872960), (4, 13936480), (5, 11149184), (8, 6968240), (10, 5574592), (16, 3484120), (20, 2787296), (32, 1742060), (40, 1393648), (64, 871030), (80, 696824), (128, 435515), (160, 348412), (320, 174206), (640, 87103)]