2556185600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3282

約数の個数: 132

約数和(自身を含む): 6542670528

約数和(自身を除く): 3986484928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1024, 1240, 1280, 1550, 1600, 1984, 2480, 2560, 3100, 3200, 3221, 3968, 4960, 5120, 6200, 6400, 6442, 7936, 9920, 12400, 12800, 12884, 15872, 16105, 19840, 24800, 25600, 25768, 31744, 32210, 39680, 49600, 51536, 64420, 79360, 80525, 99200, 99851, 103072, 128840, 158720, 161050, 198400, 199702, 206144, 257680, 322100, 396800, 399404, 412288, 499255, 515360, 644200, 793600, 798808, 824576, 998510, 1030720, 1288400, 1597616, 1649152, 1997020, 2061440, 2496275, 2576800, 3195232, 3298304, 3994040, 4122880, 4992550, 5153600, 6390464, 7988080, 8245760, 9985100, 10307200, 12780928, 15976160, 16491520, 19970200, 20614400, 25561856, 31952320, 39940400, 41228800, 51123712, 63904640, 79880800, 82457600, 102247424, 127809280, 159761600, 255618560, 319523200, 511237120, 639046400, 1278092800, 2556185600]

約数ペア:

[(1, 2556185600), (2, 1278092800), (4, 639046400), (5, 511237120), (8, 319523200), (10, 255618560), (16, 159761600), (20, 127809280), (25, 102247424), (31, 82457600), (32, 79880800), (40, 63904640), (50, 51123712), (62, 41228800), (64, 39940400), (80, 31952320), (100, 25561856), (124, 20614400), (128, 19970200), (155, 16491520), (160, 15976160), (200, 12780928), (248, 10307200), (256, 9985100), (310, 8245760), (320, 7988080), (400, 6390464), (496, 5153600), (512, 4992550), (620, 4122880), (640, 3994040), (775, 3298304), (800, 3195232), (992, 2576800), (1024, 2496275), (1240, 2061440), (1280, 1997020), (1550, 1649152), (1600, 1597616), (1984, 1288400), (2480, 1030720), (2560, 998510), (3100, 824576), (3200, 798808), (3221, 793600), (3968, 644200), (4960, 515360), (5120, 499255), (6200, 412288), (6400, 399404), (6442, 396800), (7936, 322100), (9920, 257680), (12400, 206144), (12800, 199702), (12884, 198400), (15872, 161050), (16105, 158720), (19840, 128840), (24800, 103072), (25600, 99851), (25768, 99200), (31744, 80525), (32210, 79360), (39680, 64420), (49600, 51536)]