13408000

素因数分解:

$2^8\times 5^3\times {\mathrm{419}}^1$

素因数の和:450

約数の個数: 72

約数和(自身を含む): 33480720

約数和(自身を除く): 20072720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 419, 500, 640, 800, 838, 1000, 1280, 1600, 1676, 2000, 2095, 3200, 3352, 4000, 4190, 6400, 6704, 8000, 8380, 10475, 13408, 16000, 16760, 20950, 26816, 32000, 33520, 41900, 52375, 53632, 67040, 83800, 104750, 107264, 134080, 167600, 209500, 268160, 335200, 419000, 536320, 670400, 838000, 1340800, 1676000, 2681600, 3352000, 6704000, 13408000]

約数ペア:

[(1, 13408000), (2, 6704000), (4, 3352000), (5, 2681600), (8, 1676000), (10, 1340800), (16, 838000), (20, 670400), (25, 536320), (32, 419000), (40, 335200), (50, 268160), (64, 209500), (80, 167600), (100, 134080), (125, 107264), (128, 104750), (160, 83800), (200, 67040), (250, 53632), (256, 52375), (320, 41900), (400, 33520), (419, 32000), (500, 26816), (640, 20950), (800, 16760), (838, 16000), (1000, 13408), (1280, 10475), (1600, 8380), (1676, 8000), (2000, 6704), (2095, 6400), (3200, 4190), (3352, 4000)]