25340280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:429

約数の個数: 128

約数和(自身を含む): 88058880

約数和(自身を除く): 62718600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 97, 105, 120, 140, 168, 194, 210, 280, 291, 311, 388, 420, 485, 582, 622, 679, 776, 840, 933, 970, 1164, 1244, 1358, 1455, 1555, 1866, 1940, 2037, 2177, 2328, 2488, 2716, 2910, 3110, 3395, 3732, 3880, 4074, 4354, 4665, 5432, 5820, 6220, 6531, 6790, 7464, 8148, 8708, 9330, 10185, 10885, 11640, 12440, 13062, 13580, 16296, 17416, 18660, 20370, 21770, 26124, 27160, 30167, 32655, 37320, 40740, 43540, 52248, 60334, 65310, 81480, 87080, 90501, 120668, 130620, 150835, 181002, 211169, 241336, 261240, 301670, 362004, 422338, 452505, 603340, 633507, 724008, 844676, 905010, 1055845, 1206680, 1267014, 1689352, 1810020, 2111690, 2534028, 3167535, 3620040, 4223380, 5068056, 6335070, 8446760, 12670140, 25340280]

約数ペア:

[(1, 25340280), (2, 12670140), (3, 8446760), (4, 6335070), (5, 5068056), (6, 4223380), (7, 3620040), (8, 3167535), (10, 2534028), (12, 2111690), (14, 1810020), (15, 1689352), (20, 1267014), (21, 1206680), (24, 1055845), (28, 905010), (30, 844676), (35, 724008), (40, 633507), (42, 603340), (56, 452505), (60, 422338), (70, 362004), (84, 301670), (97, 261240), (105, 241336), (120, 211169), (140, 181002), (168, 150835), (194, 130620), (210, 120668), (280, 90501), (291, 87080), (311, 81480), (388, 65310), (420, 60334), (485, 52248), (582, 43540), (622, 40740), (679, 37320), (776, 32655), (840, 30167), (933, 27160), (970, 26124), (1164, 21770), (1244, 20370), (1358, 18660), (1455, 17416), (1555, 16296), (1866, 13580), (1940, 13062), (2037, 12440), (2177, 11640), (2328, 10885), (2488, 10185), (2716, 9330), (2910, 8708), (3110, 8148), (3395, 7464), (3732, 6790), (3880, 6531), (4074, 6220), (4354, 5820), (4665, 5432)]