51183440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1187}}^1$

素因数の和:1225

約数の個数: 120

約数和(自身を含む): 151142112

約数和(自身を除く): 99958672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1187, 1232, 1540, 1960, 2156, 2374, 2695, 3080, 3920, 4312, 4748, 5390, 5935, 6160, 8309, 8624, 9496, 10780, 11870, 13057, 16618, 18992, 21560, 23740, 26114, 33236, 41545, 43120, 47480, 52228, 58163, 65285, 66472, 83090, 91399, 94960, 104456, 116326, 130570, 132944, 166180, 182798, 208912, 232652, 261140, 290815, 332360, 365596, 456995, 465304, 522280, 581630, 639793, 664720, 731192, 913990, 930608, 1044560, 1163260, 1279586, 1462384, 1827980, 2326520, 2559172, 3198965, 3655960, 4653040, 5118344, 6397930, 7311920, 10236688, 12795860, 25591720, 51183440]

約数ペア:

[(1, 51183440), (2, 25591720), (4, 12795860), (5, 10236688), (7, 7311920), (8, 6397930), (10, 5118344), (11, 4653040), (14, 3655960), (16, 3198965), (20, 2559172), (22, 2326520), (28, 1827980), (35, 1462384), (40, 1279586), (44, 1163260), (49, 1044560), (55, 930608), (56, 913990), (70, 731192), (77, 664720), (80, 639793), (88, 581630), (98, 522280), (110, 465304), (112, 456995), (140, 365596), (154, 332360), (176, 290815), (196, 261140), (220, 232652), (245, 208912), (280, 182798), (308, 166180), (385, 132944), (392, 130570), (440, 116326), (490, 104456), (539, 94960), (560, 91399), (616, 83090), (770, 66472), (784, 65285), (880, 58163), (980, 52228), (1078, 47480), (1187, 43120), (1232, 41545), (1540, 33236), (1960, 26114), (2156, 23740), (2374, 21560), (2695, 18992), (3080, 16618), (3920, 13057), (4312, 11870), (4748, 10780), (5390, 9496), (5935, 8624), (6160, 8309)]