51581600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 147240576

約数和(自身を除く): 95658976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 140, 151, 160, 175, 200, 224, 244, 280, 302, 305, 350, 400, 427, 488, 560, 604, 610, 700, 755, 800, 854, 976, 1057, 1120, 1208, 1220, 1400, 1510, 1525, 1708, 1952, 2114, 2135, 2416, 2440, 2800, 3020, 3050, 3416, 3775, 4228, 4270, 4832, 4880, 5285, 5600, 6040, 6100, 6832, 7550, 8456, 8540, 9211, 9760, 10570, 10675, 12080, 12200, 13664, 15100, 16912, 17080, 18422, 21140, 21350, 24160, 24400, 26425, 30200, 33824, 34160, 36844, 42280, 42700, 46055, 48800, 52850, 60400, 64477, 68320, 73688, 84560, 85400, 92110, 105700, 120800, 128954, 147376, 169120, 170800, 184220, 211400, 230275, 257908, 294752, 322385, 341600, 368440, 422800, 460550, 515816, 644770, 736880, 845600, 921100, 1031632, 1289540, 1473760, 1611925, 1842200, 2063264, 2579080, 3223850, 3684400, 5158160, 6447700, 7368800, 10316320, 12895400, 25790800, 51581600]

約数ペア:

[(1, 51581600), (2, 25790800), (4, 12895400), (5, 10316320), (7, 7368800), (8, 6447700), (10, 5158160), (14, 3684400), (16, 3223850), (20, 2579080), (25, 2063264), (28, 1842200), (32, 1611925), (35, 1473760), (40, 1289540), (50, 1031632), (56, 921100), (61, 845600), (70, 736880), (80, 644770), (100, 515816), (112, 460550), (122, 422800), (140, 368440), (151, 341600), (160, 322385), (175, 294752), (200, 257908), (224, 230275), (244, 211400), (280, 184220), (302, 170800), (305, 169120), (350, 147376), (400, 128954), (427, 120800), (488, 105700), (560, 92110), (604, 85400), (610, 84560), (700, 73688), (755, 68320), (800, 64477), (854, 60400), (976, 52850), (1057, 48800), (1120, 46055), (1208, 42700), (1220, 42280), (1400, 36844), (1510, 34160), (1525, 33824), (1708, 30200), (1952, 26425), (2114, 24400), (2135, 24160), (2416, 21350), (2440, 21140), (2800, 18422), (3020, 17080), (3050, 16912), (3416, 15100), (3775, 13664), (4228, 12200), (4270, 12080), (4832, 10675), (4880, 10570), (5285, 9760), (5600, 9211), (6040, 8540), (6100, 8456), (6832, 7550)]