7850290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 16920792

約数和(自身を除く): 9070502

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 433, 490, 518, 866, 1295, 1813, 2165, 2590, 3031, 3626, 4330, 6062, 9065, 15155, 16021, 18130, 21217, 30310, 32042, 42434, 80105, 106085, 112147, 160210, 212170, 224294, 560735, 785029, 1121470, 1570058, 3925145, 7850290]

約数ペア:

[(1, 7850290), (2, 3925145), (5, 1570058), (7, 1121470), (10, 785029), (14, 560735), (35, 224294), (37, 212170), (49, 160210), (70, 112147), (74, 106085), (98, 80105), (185, 42434), (245, 32042), (259, 30310), (370, 21217), (433, 18130), (490, 16021), (518, 15155), (866, 9065), (1295, 6062), (1813, 4330), (2165, 3626), (2590, 3031)]