71432200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 199423620

約数和(自身を除く): 127991420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 49, 50, 56, 70, 74, 98, 100, 140, 148, 175, 185, 196, 197, 200, 245, 259, 280, 296, 350, 370, 392, 394, 490, 518, 700, 740, 788, 925, 980, 985, 1036, 1225, 1295, 1379, 1400, 1480, 1576, 1813, 1850, 1960, 1970, 2072, 2450, 2590, 2758, 3626, 3700, 3940, 4900, 4925, 5180, 5516, 6475, 6895, 7252, 7289, 7400, 7880, 9065, 9653, 9800, 9850, 10360, 11032, 12950, 13790, 14504, 14578, 18130, 19306, 19700, 25900, 27580, 29156, 34475, 36260, 36445, 38612, 39400, 45325, 48265, 51023, 51800, 55160, 58312, 68950, 72520, 72890, 77224, 90650, 96530, 102046, 137900, 145780, 181300, 182225, 193060, 204092, 241325, 255115, 275800, 291560, 357161, 362600, 364450, 386120, 408184, 482650, 510230, 714322, 728900, 965300, 1020460, 1275575, 1428644, 1457800, 1785805, 1930600, 2040920, 2551150, 2857288, 3571610, 5102300, 7143220, 8929025, 10204600, 14286440, 17858050, 35716100, 71432200]

約数ペア:

[(1, 71432200), (2, 35716100), (4, 17858050), (5, 14286440), (7, 10204600), (8, 8929025), (10, 7143220), (14, 5102300), (20, 3571610), (25, 2857288), (28, 2551150), (35, 2040920), (37, 1930600), (40, 1785805), (49, 1457800), (50, 1428644), (56, 1275575), (70, 1020460), (74, 965300), (98, 728900), (100, 714322), (140, 510230), (148, 482650), (175, 408184), (185, 386120), (196, 364450), (197, 362600), (200, 357161), (245, 291560), (259, 275800), (280, 255115), (296, 241325), (350, 204092), (370, 193060), (392, 182225), (394, 181300), (490, 145780), (518, 137900), (700, 102046), (740, 96530), (788, 90650), (925, 77224), (980, 72890), (985, 72520), (1036, 68950), (1225, 58312), (1295, 55160), (1379, 51800), (1400, 51023), (1480, 48265), (1576, 45325), (1813, 39400), (1850, 38612), (1960, 36445), (1970, 36260), (2072, 34475), (2450, 29156), (2590, 27580), (2758, 25900), (3626, 19700), (3700, 19306), (3940, 18130), (4900, 14578), (4925, 14504), (5180, 13790), (5516, 12950), (6475, 11032), (6895, 10360), (7252, 9850), (7289, 9800), (7400, 9653), (7880, 9065)]