255575900

素因数分解:

$2^2\times 5^2\times {\mathrm{383}}^1\times {\mathrm{6673}}^1$

素因数の和:7070

約数の個数: 36

約数和(自身を含む): 556131072

約数和(自身を除く): 300555172

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 383, 766, 1532, 1915, 3830, 6673, 7660, 9575, 13346, 19150, 26692, 33365, 38300, 66730, 133460, 166825, 333650, 667300, 2555759, 5111518, 10223036, 12778795, 25557590, 51115180, 63893975, 127787950, 255575900]

約数ペア:

[(1, 255575900), (2, 127787950), (4, 63893975), (5, 51115180), (10, 25557590), (20, 12778795), (25, 10223036), (50, 5111518), (100, 2555759), (383, 667300), (766, 333650), (1532, 166825), (1915, 133460), (3830, 66730), (6673, 38300), (7660, 33365), (9575, 26692), (13346, 19150)]