51162155

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{283}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 71159040

約数和(自身を除く): 19996885

約数列:

[1, 5, 11, 19, 55, 95, 173, 209, 283, 865, 1045, 1415, 1903, 3113, 3287, 5377, 9515, 15565, 16435, 26885, 36157, 48959, 59147, 180785, 244795, 295735, 538549, 930221, 2692745, 4651105, 10232431, 51162155]

約数ペア:

[(1, 51162155), (5, 10232431), (11, 4651105), (19, 2692745), (55, 930221), (95, 538549), (173, 295735), (209, 244795), (283, 180785), (865, 59147), (1045, 48959), (1415, 36157), (1903, 26885), (3113, 16435), (3287, 15565), (5377, 9515)]