1009712900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1783}}^1$

素因数の和:2613

約数の個数: 72

約数和(自身を含む): 2508589440

約数和(自身を除く): 1498876540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 809, 1618, 1783, 3236, 3566, 4045, 5663, 7132, 8090, 8915, 11326, 12481, 16180, 17830, 20225, 22652, 24962, 28315, 35660, 40450, 44575, 49924, 56630, 62405, 80900, 89150, 113260, 124810, 141575, 178300, 249620, 283150, 312025, 566300, 624050, 1248100, 1442447, 2884894, 5769788, 7212235, 10097129, 14424470, 20194258, 28848940, 36061175, 40388516, 50485645, 72122350, 100971290, 144244700, 201942580, 252428225, 504856450, 1009712900]

約数ペア:

[(1, 1009712900), (2, 504856450), (4, 252428225), (5, 201942580), (7, 144244700), (10, 100971290), (14, 72122350), (20, 50485645), (25, 40388516), (28, 36061175), (35, 28848940), (50, 20194258), (70, 14424470), (100, 10097129), (140, 7212235), (175, 5769788), (350, 2884894), (700, 1442447), (809, 1248100), (1618, 624050), (1783, 566300), (3236, 312025), (3566, 283150), (4045, 249620), (5663, 178300), (7132, 141575), (8090, 124810), (8915, 113260), (11326, 89150), (12481, 80900), (16180, 62405), (17830, 56630), (20225, 49924), (22652, 44575), (24962, 40450), (28315, 35660)]