2080679825

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1297}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 3013021440

約数和(自身を除く): 932341615

約数列:

[1, 5, 7, 25, 35, 89, 103, 175, 445, 515, 623, 721, 1297, 2225, 2575, 3115, 3605, 6485, 9079, 9167, 15575, 18025, 32425, 45395, 45835, 64169, 115433, 133591, 226975, 229175, 320845, 577165, 667955, 808031, 935137, 1604225, 2885825, 3339775, 4040155, 4675685, 11889599, 20200775, 23378425, 59447995, 83227193, 297239975, 416135965, 2080679825]

約数ペア:

[(1, 2080679825), (5, 416135965), (7, 297239975), (25, 83227193), (35, 59447995), (89, 23378425), (103, 20200775), (175, 11889599), (445, 4675685), (515, 4040155), (623, 3339775), (721, 2885825), (1297, 1604225), (2225, 935137), (2575, 808031), (3115, 667955), (3605, 577165), (6485, 320845), (9079, 229175), (9167, 226975), (15575, 133591), (18025, 115433), (32425, 64169), (45395, 45835)]