319707850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{11863}}^1$

素因数の和:11900

約数の個数: 72

約数和(自身を含む): 754692768

約数和(自身を除く): 434984918

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 154, 175, 245, 275, 350, 385, 490, 539, 550, 770, 1078, 1225, 1925, 2450, 2695, 3850, 5390, 11863, 13475, 23726, 26950, 59315, 83041, 118630, 130493, 166082, 260986, 296575, 415205, 581287, 593150, 652465, 830410, 913451, 1162574, 1304930, 1826902, 2076025, 2906435, 3262325, 4152050, 4567255, 5812870, 6394157, 6524650, 9134510, 12788314, 14532175, 22836275, 29064350, 31970785, 45672550, 63941570, 159853925, 319707850]

約数ペア:

[(1, 319707850), (2, 159853925), (5, 63941570), (7, 45672550), (10, 31970785), (11, 29064350), (14, 22836275), (22, 14532175), (25, 12788314), (35, 9134510), (49, 6524650), (50, 6394157), (55, 5812870), (70, 4567255), (77, 4152050), (98, 3262325), (110, 2906435), (154, 2076025), (175, 1826902), (245, 1304930), (275, 1162574), (350, 913451), (385, 830410), (490, 652465), (539, 593150), (550, 581287), (770, 415205), (1078, 296575), (1225, 260986), (1925, 166082), (2450, 130493), (2695, 118630), (3850, 83041), (5390, 59315), (11863, 26950), (13475, 23726)]