34990000

素因数分解:

$2^4\times 5^4\times {\mathrm{3499}}^1$

素因数の和:3527

約数の個数: 50

約数和(自身を含む): 84738500

約数和(自身を除く): 49748500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 3499, 5000, 6998, 10000, 13996, 17495, 27992, 34990, 55984, 69980, 87475, 139960, 174950, 279920, 349900, 437375, 699800, 874750, 1399600, 1749500, 2186875, 3499000, 4373750, 6998000, 8747500, 17495000, 34990000]

約数ペア:

[(1, 34990000), (2, 17495000), (4, 8747500), (5, 6998000), (8, 4373750), (10, 3499000), (16, 2186875), (20, 1749500), (25, 1399600), (40, 874750), (50, 699800), (80, 437375), (100, 349900), (125, 279920), (200, 174950), (250, 139960), (400, 87475), (500, 69980), (625, 55984), (1000, 34990), (1250, 27992), (2000, 17495), (2500, 13996), (3499, 10000), (5000, 6998)]