25730320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4177}}^1$

素因数の和:4208

約数の個数: 80

約数和(自身を含む): 74602368

約数和(自身を除く): 48872048

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, 4177, 6160, 8354, 16708, 20885, 29239, 33416, 41770, 45947, 58478, 66832, 83540, 91894, 116956, 146195, 167080, 183788, 229735, 233912, 292390, 321629, 334160, 367576, 459470, 467824, 584780, 643258, 735152, 918940, 1169560, 1286516, 1608145, 1837880, 2339120, 2573032, 3216290, 3675760, 5146064, 6432580, 12865160, 25730320]

約数ペア:

[(1, 25730320), (2, 12865160), (4, 6432580), (5, 5146064), (7, 3675760), (8, 3216290), (10, 2573032), (11, 2339120), (14, 1837880), (16, 1608145), (20, 1286516), (22, 1169560), (28, 918940), (35, 735152), (40, 643258), (44, 584780), (55, 467824), (56, 459470), (70, 367576), (77, 334160), (80, 321629), (88, 292390), (110, 233912), (112, 229735), (140, 183788), (154, 167080), (176, 146195), (220, 116956), (280, 91894), (308, 83540), (385, 66832), (440, 58478), (560, 45947), (616, 41770), (770, 33416), (880, 29239), (1232, 20885), (1540, 16708), (3080, 8354), (4177, 6160)]