66707725

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{4283}}^1$

素因数の和:4389

約数の個数: 24

約数和(自身を含む): 95618880

約数和(自身を除く): 28911155

約数列:

[1, 5, 7, 25, 35, 89, 175, 445, 623, 2225, 3115, 4283, 15575, 21415, 29981, 107075, 149905, 381187, 749525, 1905935, 2668309, 9529675, 13341545, 66707725]

約数ペア:

[(1, 66707725), (5, 13341545), (7, 9529675), (25, 2668309), (35, 1905935), (89, 749525), (175, 381187), (445, 149905), (623, 107075), (2225, 29981), (3115, 21415), (4283, 15575)]