386380225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 612710784

約数和(自身を除く): 226330559

約数列:

[1, 5, 7, 11, 25, 35, 55, 71, 77, 121, 175, 257, 275, 355, 385, 497, 605, 781, 847, 1285, 1775, 1799, 1925, 2485, 2827, 3025, 3905, 4235, 5467, 6425, 8591, 8995, 12425, 14135, 18247, 19525, 19789, 21175, 27335, 31097, 42955, 44975, 60137, 70675, 91235, 98945, 127729, 136675, 155485, 200717, 214775, 217679, 300685, 456175, 494725, 638645, 777425, 1003585, 1088395, 1405019, 1503425, 2207887, 3193225, 5017925, 5441975, 7025095, 11039435, 15455209, 35125475, 55197175, 77276045, 386380225]

約数ペア:

[(1, 386380225), (5, 77276045), (7, 55197175), (11, 35125475), (25, 15455209), (35, 11039435), (55, 7025095), (71, 5441975), (77, 5017925), (121, 3193225), (175, 2207887), (257, 1503425), (275, 1405019), (355, 1088395), (385, 1003585), (497, 777425), (605, 638645), (781, 494725), (847, 456175), (1285, 300685), (1775, 217679), (1799, 214775), (1925, 200717), (2485, 155485), (2827, 136675), (3025, 127729), (3905, 98945), (4235, 91235), (5467, 70675), (6425, 60137), (8591, 44975), (8995, 42955), (12425, 31097), (14135, 27335), (18247, 21175), (19525, 19789)]