25688880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1699}}^1$

素因数の和:1728

約数の個数: 160

約数和(自身を含む): 101184000

約数和(自身を除く): 75495120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1699, 1890, 2160, 2520, 3024, 3398, 3780, 5040, 5097, 6796, 7560, 8495, 10194, 11893, 13592, 15120, 15291, 16990, 20388, 23786, 25485, 27184, 30582, 33980, 35679, 40776, 45873, 47572, 50970, 59465, 61164, 67960, 71358, 76455, 81552, 91746, 95144, 101940, 107037, 118930, 122328, 135920, 142716, 152910, 178395, 183492, 190288, 203880, 214074, 229365, 237860, 244656, 285432, 305820, 321111, 356790, 366984, 407760, 428148, 458730, 475720, 535185, 570864, 611640, 642222, 713580, 733968, 856296, 917460, 951440, 1070370, 1223280, 1284444, 1427160, 1605555, 1712592, 1834920, 2140740, 2568888, 2854320, 3211110, 3669840, 4281480, 5137776, 6422220, 8562960, 12844440, 25688880]

約数ペア:

[(1, 25688880), (2, 12844440), (3, 8562960), (4, 6422220), (5, 5137776), (6, 4281480), (7, 3669840), (8, 3211110), (9, 2854320), (10, 2568888), (12, 2140740), (14, 1834920), (15, 1712592), (16, 1605555), (18, 1427160), (20, 1284444), (21, 1223280), (24, 1070370), (27, 951440), (28, 917460), (30, 856296), (35, 733968), (36, 713580), (40, 642222), (42, 611640), (45, 570864), (48, 535185), (54, 475720), (56, 458730), (60, 428148), (63, 407760), (70, 366984), (72, 356790), (80, 321111), (84, 305820), (90, 285432), (105, 244656), (108, 237860), (112, 229365), (120, 214074), (126, 203880), (135, 190288), (140, 183492), (144, 178395), (168, 152910), (180, 142716), (189, 135920), (210, 122328), (216, 118930), (240, 107037), (252, 101940), (270, 95144), (280, 91746), (315, 81552), (336, 76455), (360, 71358), (378, 67960), (420, 61164), (432, 59465), (504, 50970), (540, 47572), (560, 45873), (630, 40776), (720, 35679), (756, 33980), (840, 30582), (945, 27184), (1008, 25485), (1080, 23786), (1260, 20388), (1512, 16990), (1680, 15291), (1699, 15120), (1890, 13592), (2160, 11893), (2520, 10194), (3024, 8495), (3398, 7560), (3780, 6796), (5040, 5097)]