51603860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4787}}^1$

素因数の和:4821

約数の個数: 72

約数和(自身を含む): 137549664

約数和(自身を除く): 85945804

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 4787, 5390, 9574, 10780, 19148, 23935, 33509, 47870, 52657, 67018, 95740, 105314, 134036, 167545, 210628, 234563, 263285, 335090, 368599, 469126, 526570, 670180, 737198, 938252, 1053140, 1172815, 1474396, 1842995, 2345630, 2580193, 3685990, 4691260, 5160386, 7371980, 10320772, 12900965, 25801930, 51603860]

約数ペア:

[(1, 51603860), (2, 25801930), (4, 12900965), (5, 10320772), (7, 7371980), (10, 5160386), (11, 4691260), (14, 3685990), (20, 2580193), (22, 2345630), (28, 1842995), (35, 1474396), (44, 1172815), (49, 1053140), (55, 938252), (70, 737198), (77, 670180), (98, 526570), (110, 469126), (140, 368599), (154, 335090), (196, 263285), (220, 234563), (245, 210628), (308, 167545), (385, 134036), (490, 105314), (539, 95740), (770, 67018), (980, 52657), (1078, 47870), (1540, 33509), (2156, 23935), (2695, 19148), (4787, 10780), (5390, 9574)]