79954000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{5711}}^1$

素因数の和:5741

約数の個数: 80

約数和(自身を含む): 220985856

約数和(自身を除く): 141031856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 3500, 5711, 7000, 11422, 14000, 22844, 28555, 39977, 45688, 57110, 79954, 91376, 114220, 142775, 159908, 199885, 228440, 285550, 319816, 399770, 456880, 571100, 639632, 713875, 799540, 999425, 1142200, 1427750, 1599080, 1998850, 2284400, 2855500, 3198160, 3997700, 4997125, 5711000, 7995400, 9994250, 11422000, 15990800, 19988500, 39977000, 79954000]

約数ペア:

[(1, 79954000), (2, 39977000), (4, 19988500), (5, 15990800), (7, 11422000), (8, 9994250), (10, 7995400), (14, 5711000), (16, 4997125), (20, 3997700), (25, 3198160), (28, 2855500), (35, 2284400), (40, 1998850), (50, 1599080), (56, 1427750), (70, 1142200), (80, 999425), (100, 799540), (112, 713875), (125, 639632), (140, 571100), (175, 456880), (200, 399770), (250, 319816), (280, 285550), (350, 228440), (400, 199885), (500, 159908), (560, 142775), (700, 114220), (875, 91376), (1000, 79954), (1400, 57110), (1750, 45688), (2000, 39977), (2800, 28555), (3500, 22844), (5711, 14000), (7000, 11422)]