291230830990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{66947}}^1$

素因数の和:67593

約数の個数: 64

約数和(自身を含む): 580975815168

約数和(自身を除く): 289744984178

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 557, 710, 781, 1114, 1562, 2785, 3905, 5570, 6127, 7810, 12254, 30635, 39547, 61270, 66947, 79094, 133894, 197735, 334735, 395470, 435017, 669470, 736417, 870034, 1472834, 2175085, 3682085, 4350170, 4753237, 7364170, 9506474, 23766185, 37289479, 47532370, 52285607, 74578958, 104571214, 186447395, 261428035, 372894790, 410184269, 522856070, 820368538, 2050921345, 2647553009, 4101842690, 5295106018, 13237765045, 26475530090, 29123083099, 58246166198, 145615415495, 291230830990]

約数ペア:

[(1, 291230830990), (2, 145615415495), (5, 58246166198), (10, 29123083099), (11, 26475530090), (22, 13237765045), (55, 5295106018), (71, 4101842690), (110, 2647553009), (142, 2050921345), (355, 820368538), (557, 522856070), (710, 410184269), (781, 372894790), (1114, 261428035), (1562, 186447395), (2785, 104571214), (3905, 74578958), (5570, 52285607), (6127, 47532370), (7810, 37289479), (12254, 23766185), (30635, 9506474), (39547, 7364170), (61270, 4753237), (66947, 4350170), (79094, 3682085), (133894, 2175085), (197735, 1472834), (334735, 870034), (395470, 736417), (435017, 669470)]