25434640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4129}}^1$

素因数の和:4160

約数の個数: 80

約数和(自身を含む): 73745280

約数和(自身を除く): 48310640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4129, 6160, 8258, 16516, 20645, 28903, 33032, 41290, 45419, 57806, 66064, 82580, 90838, 115612, 144515, 165160, 181676, 227095, 231224, 289030, 317933, 330320, 363352, 454190, 462448, 578060, 635866, 726704, 908380, 1156120, 1271732, 1589665, 1816760, 2312240, 2543464, 3179330, 3633520, 5086928, 6358660, 12717320, 25434640]

約数ペア:

[(1, 25434640), (2, 12717320), (4, 6358660), (5, 5086928), (7, 3633520), (8, 3179330), (10, 2543464), (11, 2312240), (14, 1816760), (16, 1589665), (20, 1271732), (22, 1156120), (28, 908380), (35, 726704), (40, 635866), (44, 578060), (55, 462448), (56, 454190), (70, 363352), (77, 330320), (80, 317933), (88, 289030), (110, 231224), (112, 227095), (140, 181676), (154, 165160), (176, 144515), (220, 115612), (280, 90838), (308, 82580), (385, 66064), (440, 57806), (560, 45419), (616, 41290), (770, 33032), (880, 28903), (1232, 20645), (1540, 16516), (3080, 8258), (4129, 6160)]