31075225

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 40176000

約数和(自身を除く): 9100775

約数列:

[1, 5, 25, 47, 53, 235, 265, 499, 1175, 1325, 2491, 2495, 12455, 12475, 23453, 26447, 62275, 117265, 132235, 586325, 661175, 1243009, 6215045, 31075225]

約数ペア:

[(1, 31075225), (5, 6215045), (25, 1243009), (47, 661175), (53, 586325), (235, 132235), (265, 117265), (499, 62275), (1175, 26447), (1325, 23453), (2491, 12475), (2495, 12455)]