25662840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 89026560

約数和(自身を除く): 63363720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 137, 140, 168, 210, 223, 274, 280, 411, 420, 446, 548, 669, 685, 822, 840, 892, 959, 1096, 1115, 1338, 1370, 1561, 1644, 1784, 1918, 2055, 2230, 2676, 2740, 2877, 3122, 3288, 3345, 3836, 4110, 4460, 4683, 4795, 5352, 5480, 5754, 6244, 6690, 7672, 7805, 8220, 8920, 9366, 9590, 11508, 12488, 13380, 14385, 15610, 16440, 18732, 19180, 23016, 23415, 26760, 28770, 30551, 31220, 37464, 38360, 46830, 57540, 61102, 62440, 91653, 93660, 115080, 122204, 152755, 183306, 187320, 213857, 244408, 305510, 366612, 427714, 458265, 611020, 641571, 733224, 855428, 916530, 1069285, 1222040, 1283142, 1710856, 1833060, 2138570, 2566284, 3207855, 3666120, 4277140, 5132568, 6415710, 8554280, 12831420, 25662840]

約数ペア:

[(1, 25662840), (2, 12831420), (3, 8554280), (4, 6415710), (5, 5132568), (6, 4277140), (7, 3666120), (8, 3207855), (10, 2566284), (12, 2138570), (14, 1833060), (15, 1710856), (20, 1283142), (21, 1222040), (24, 1069285), (28, 916530), (30, 855428), (35, 733224), (40, 641571), (42, 611020), (56, 458265), (60, 427714), (70, 366612), (84, 305510), (105, 244408), (120, 213857), (137, 187320), (140, 183306), (168, 152755), (210, 122204), (223, 115080), (274, 93660), (280, 91653), (411, 62440), (420, 61102), (446, 57540), (548, 46830), (669, 38360), (685, 37464), (822, 31220), (840, 30551), (892, 28770), (959, 26760), (1096, 23415), (1115, 23016), (1338, 19180), (1370, 18732), (1561, 16440), (1644, 15610), (1784, 14385), (1918, 13380), (2055, 12488), (2230, 11508), (2676, 9590), (2740, 9366), (2877, 8920), (3122, 8220), (3288, 7805), (3345, 7672), (3836, 6690), (4110, 6244), (4460, 5754), (4683, 5480), (4795, 5352)]