211447000

素因数分解:

$2^3\times 5^3\times {\mathrm{353}}^1\times {\mathrm{599}}^1$

素因数の和:973

約数の個数: 64

約数和(自身を含む): 497016000

約数和(自身を除く): 285569000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 353, 500, 599, 706, 1000, 1198, 1412, 1765, 2396, 2824, 2995, 3530, 4792, 5990, 7060, 8825, 11980, 14120, 14975, 17650, 23960, 29950, 35300, 44125, 59900, 70600, 74875, 88250, 119800, 149750, 176500, 211447, 299500, 353000, 422894, 599000, 845788, 1057235, 1691576, 2114470, 4228940, 5286175, 8457880, 10572350, 21144700, 26430875, 42289400, 52861750, 105723500, 211447000]

約数ペア:

[(1, 211447000), (2, 105723500), (4, 52861750), (5, 42289400), (8, 26430875), (10, 21144700), (20, 10572350), (25, 8457880), (40, 5286175), (50, 4228940), (100, 2114470), (125, 1691576), (200, 1057235), (250, 845788), (353, 599000), (500, 422894), (599, 353000), (706, 299500), (1000, 211447), (1198, 176500), (1412, 149750), (1765, 119800), (2396, 88250), (2824, 74875), (2995, 70600), (3530, 59900), (4792, 44125), (5990, 35300), (7060, 29950), (8825, 23960), (11980, 17650), (14120, 14975)]