20051925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{15727}}^1$

素因数の和:15757

約数の個数: 24

約数和(自身を含む): 35104896

約数和(自身を除く): 15052971

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 15727, 47181, 78635, 235905, 267359, 393175, 802077, 1179525, 1336795, 4010385, 6683975, 20051925]

約数ペア:

[(1, 20051925), (3, 6683975), (5, 4010385), (15, 1336795), (17, 1179525), (25, 802077), (51, 393175), (75, 267359), (85, 235905), (255, 78635), (425, 47181), (1275, 15727)]