51090905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{839}}^1$

素因数の和:1504

約数の個数: 16

約数和(自身を含む): 64713600

約数和(自身を除く): 13622695

約数列:

[1, 5, 19, 95, 641, 839, 3205, 4195, 12179, 15941, 60895, 79705, 537799, 2688995, 10218181, 51090905]

約数ペア:

[(1, 51090905), (5, 10218181), (19, 2688995), (95, 537799), (641, 79705), (839, 60895), (3205, 15941), (4195, 12179)]