16027925

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 21456960

約数和(自身を除く): 5429035

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 823, 1025, 3895, 4115, 15637, 19475, 20575, 33743, 78185, 168715, 390925, 641117, 843575, 3205585, 16027925]

約数ペア:

[(1, 16027925), (5, 3205585), (19, 843575), (25, 641117), (41, 390925), (95, 168715), (205, 78185), (475, 33743), (779, 20575), (823, 19475), (1025, 15637), (3895, 4115)]