51022160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:708

約数の個数: 80

約数和(自身を含む): 136598400

約数和(自身を除く): 85576240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 509, 560, 716, 895, 1018, 1253, 1432, 1790, 2036, 2506, 2545, 2864, 3563, 3580, 4072, 5012, 5090, 6265, 7126, 7160, 8144, 10024, 10180, 12530, 14252, 14320, 17815, 20048, 20360, 25060, 28504, 35630, 40720, 50120, 57008, 71260, 91111, 100240, 142520, 182222, 285040, 364444, 455555, 637777, 728888, 911110, 1275554, 1457776, 1822220, 2551108, 3188885, 3644440, 5102216, 6377770, 7288880, 10204432, 12755540, 25511080, 51022160]

約数ペア:

[(1, 51022160), (2, 25511080), (4, 12755540), (5, 10204432), (7, 7288880), (8, 6377770), (10, 5102216), (14, 3644440), (16, 3188885), (20, 2551108), (28, 1822220), (35, 1457776), (40, 1275554), (56, 911110), (70, 728888), (80, 637777), (112, 455555), (140, 364444), (179, 285040), (280, 182222), (358, 142520), (509, 100240), (560, 91111), (716, 71260), (895, 57008), (1018, 50120), (1253, 40720), (1432, 35630), (1790, 28504), (2036, 25060), (2506, 20360), (2545, 20048), (2864, 17815), (3563, 14320), (3580, 14252), (4072, 12530), (5012, 10180), (5090, 10024), (6265, 8144), (7126, 7160)]