25785720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1805

約数の個数: 96

約数和(自身を含む): 85896720

約数和(自身を除く): 60111000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1476, 1640, 1747, 1845, 2460, 2952, 3494, 3690, 4920, 5241, 6988, 7380, 8735, 10482, 13976, 14760, 15723, 17470, 20964, 26205, 31446, 34940, 41928, 52410, 62892, 69880, 71627, 78615, 104820, 125784, 143254, 157230, 209640, 214881, 286508, 314460, 358135, 429762, 573016, 628920, 644643, 716270, 859524, 1074405, 1289286, 1432540, 1719048, 2148810, 2578572, 2865080, 3223215, 4297620, 5157144, 6446430, 8595240, 12892860, 25785720]

約数ペア:

[(1, 25785720), (2, 12892860), (3, 8595240), (4, 6446430), (5, 5157144), (6, 4297620), (8, 3223215), (9, 2865080), (10, 2578572), (12, 2148810), (15, 1719048), (18, 1432540), (20, 1289286), (24, 1074405), (30, 859524), (36, 716270), (40, 644643), (41, 628920), (45, 573016), (60, 429762), (72, 358135), (82, 314460), (90, 286508), (120, 214881), (123, 209640), (164, 157230), (180, 143254), (205, 125784), (246, 104820), (328, 78615), (360, 71627), (369, 69880), (410, 62892), (492, 52410), (615, 41928), (738, 34940), (820, 31446), (984, 26205), (1230, 20964), (1476, 17470), (1640, 15723), (1747, 14760), (1845, 13976), (2460, 10482), (2952, 8735), (3494, 7380), (3690, 6988), (4920, 5241)]