79894000

素因数分解:

$2^4\times 5^3\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:995

約数の個数: 80

約数和(自身を含む): 197889120

約数和(自身を除く): 117995120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 125, 172, 200, 215, 250, 344, 400, 430, 500, 688, 860, 929, 1000, 1075, 1720, 1858, 2000, 2150, 3440, 3716, 4300, 4645, 5375, 7432, 8600, 9290, 10750, 14864, 17200, 18580, 21500, 23225, 37160, 39947, 43000, 46450, 74320, 79894, 86000, 92900, 116125, 159788, 185800, 199735, 232250, 319576, 371600, 399470, 464500, 639152, 798940, 929000, 998675, 1597880, 1858000, 1997350, 3195760, 3994700, 4993375, 7989400, 9986750, 15978800, 19973500, 39947000, 79894000]

約数ペア:

[(1, 79894000), (2, 39947000), (4, 19973500), (5, 15978800), (8, 9986750), (10, 7989400), (16, 4993375), (20, 3994700), (25, 3195760), (40, 1997350), (43, 1858000), (50, 1597880), (80, 998675), (86, 929000), (100, 798940), (125, 639152), (172, 464500), (200, 399470), (215, 371600), (250, 319576), (344, 232250), (400, 199735), (430, 185800), (500, 159788), (688, 116125), (860, 92900), (929, 86000), (1000, 79894), (1075, 74320), (1720, 46450), (1858, 43000), (2000, 39947), (2150, 37160), (3440, 23225), (3716, 21500), (4300, 18580), (4645, 17200), (5375, 14864), (7432, 10750), (8600, 9290)]