25970280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:783

約数の個数: 128

約数和(自身を含む): 91238400

約数和(自身を除く): 65268120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 719, 840, 860, 903, 1032, 1204, 1290, 1438, 1505, 1720, 1806, 2157, 2408, 2580, 2876, 3010, 3595, 3612, 4314, 4515, 5033, 5160, 5752, 6020, 7190, 7224, 8628, 9030, 10066, 10785, 12040, 14380, 15099, 17256, 18060, 20132, 21570, 25165, 28760, 30198, 30917, 36120, 40264, 43140, 50330, 60396, 61834, 75495, 86280, 92751, 100660, 120792, 123668, 150990, 154585, 185502, 201320, 216419, 247336, 301980, 309170, 371004, 432838, 463755, 603960, 618340, 649257, 742008, 865676, 927510, 1082095, 1236680, 1298514, 1731352, 1855020, 2164190, 2597028, 3246285, 3710040, 4328380, 5194056, 6492570, 8656760, 12985140, 25970280]

約数ペア:

[(1, 25970280), (2, 12985140), (3, 8656760), (4, 6492570), (5, 5194056), (6, 4328380), (7, 3710040), (8, 3246285), (10, 2597028), (12, 2164190), (14, 1855020), (15, 1731352), (20, 1298514), (21, 1236680), (24, 1082095), (28, 927510), (30, 865676), (35, 742008), (40, 649257), (42, 618340), (43, 603960), (56, 463755), (60, 432838), (70, 371004), (84, 309170), (86, 301980), (105, 247336), (120, 216419), (129, 201320), (140, 185502), (168, 154585), (172, 150990), (210, 123668), (215, 120792), (258, 100660), (280, 92751), (301, 86280), (344, 75495), (420, 61834), (430, 60396), (516, 50330), (602, 43140), (645, 40264), (719, 36120), (840, 30917), (860, 30198), (903, 28760), (1032, 25165), (1204, 21570), (1290, 20132), (1438, 18060), (1505, 17256), (1720, 15099), (1806, 14380), (2157, 12040), (2408, 10785), (2580, 10066), (2876, 9030), (3010, 8628), (3595, 7224), (3612, 7190), (4314, 6020), (4515, 5752), (5033, 5160)]