3201993400

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{390487}}^1$

素因数の和:390544

約数の個数: 48

約数和(自身を含む): 7626230640

約数和(自身を除く): 4424237240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 4100, 8200, 390487, 780974, 1561948, 1952435, 3123896, 3904870, 7809740, 9762175, 15619480, 16009967, 19524350, 32019934, 39048700, 64039868, 78097400, 80049835, 128079736, 160099670, 320199340, 400249175, 640398680, 800498350, 1600996700, 3201993400]

約数ペア:

[(1, 3201993400), (2, 1600996700), (4, 800498350), (5, 640398680), (8, 400249175), (10, 320199340), (20, 160099670), (25, 128079736), (40, 80049835), (41, 78097400), (50, 64039868), (82, 39048700), (100, 32019934), (164, 19524350), (200, 16009967), (205, 15619480), (328, 9762175), (410, 7809740), (820, 3904870), (1025, 3123896), (1640, 1952435), (2050, 1561948), (4100, 780974), (8200, 390487)]