139218400

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1723}}^1$

素因数の和:1844

約数の個数: 72

約数和(自身を含む): 343431144

約数和(自身を除く): 204212744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 800, 808, 1010, 1616, 1723, 2020, 2525, 3232, 3446, 4040, 5050, 6892, 8080, 8615, 10100, 13784, 16160, 17230, 20200, 27568, 34460, 40400, 43075, 55136, 68920, 80800, 86150, 137840, 172300, 174023, 275680, 344600, 348046, 689200, 696092, 870115, 1378400, 1392184, 1740230, 2784368, 3480460, 4350575, 5568736, 6960920, 8701150, 13921840, 17402300, 27843680, 34804600, 69609200, 139218400]

約数ペア:

[(1, 139218400), (2, 69609200), (4, 34804600), (5, 27843680), (8, 17402300), (10, 13921840), (16, 8701150), (20, 6960920), (25, 5568736), (32, 4350575), (40, 3480460), (50, 2784368), (80, 1740230), (100, 1392184), (101, 1378400), (160, 870115), (200, 696092), (202, 689200), (400, 348046), (404, 344600), (505, 275680), (800, 174023), (808, 172300), (1010, 137840), (1616, 86150), (1723, 80800), (2020, 68920), (2525, 55136), (3232, 43075), (3446, 40400), (4040, 34460), (5050, 27568), (6892, 20200), (8080, 17230), (8615, 16160), (10100, 13784)]