19161125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 25878528

約数和(自身を除く): 6717403

約数列:

[1, 5, 17, 25, 71, 85, 125, 127, 355, 425, 635, 1207, 1775, 2125, 2159, 3175, 6035, 8875, 9017, 10795, 15875, 30175, 45085, 53975, 150875, 153289, 225425, 269875, 766445, 1127125, 3832225, 19161125]

約数ペア:

[(1, 19161125), (5, 3832225), (17, 1127125), (25, 766445), (71, 269875), (85, 225425), (125, 153289), (127, 150875), (355, 53975), (425, 45085), (635, 30175), (1207, 15875), (1775, 10795), (2125, 9017), (2159, 8875), (3175, 6035)]