25264278

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 67132800

約数和(自身を除く): 41868522

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 29, 34, 39, 51, 54, 58, 73, 78, 87, 102, 117, 146, 153, 174, 219, 221, 234, 261, 306, 351, 377, 438, 442, 459, 493, 522, 657, 663, 702, 754, 783, 918, 949, 986, 1131, 1241, 1314, 1326, 1479, 1566, 1898, 1971, 1989, 2117, 2262, 2482, 2847, 2958, 3393, 3723, 3942, 3978, 4234, 4437, 5694, 5967, 6351, 6409, 6786, 7446, 8541, 8874, 10179, 11169, 11934, 12702, 12818, 13311, 16133, 17082, 19053, 19227, 20358, 22338, 25623, 26622, 27521, 32266, 33507, 35989, 38106, 38454, 48399, 51246, 55042, 57159, 57681, 67014, 71978, 82563, 96798, 107967, 114318, 115362, 145197, 165126, 173043, 215934, 247689, 290394, 323901, 346086, 435591, 467857, 495378, 647802, 743067, 871182, 935714, 971703, 1403571, 1486134, 1943406, 2807142, 4210713, 8421426, 12632139, 25264278]

約数ペア:

[(1, 25264278), (2, 12632139), (3, 8421426), (6, 4210713), (9, 2807142), (13, 1943406), (17, 1486134), (18, 1403571), (26, 971703), (27, 935714), (29, 871182), (34, 743067), (39, 647802), (51, 495378), (54, 467857), (58, 435591), (73, 346086), (78, 323901), (87, 290394), (102, 247689), (117, 215934), (146, 173043), (153, 165126), (174, 145197), (219, 115362), (221, 114318), (234, 107967), (261, 96798), (306, 82563), (351, 71978), (377, 67014), (438, 57681), (442, 57159), (459, 55042), (493, 51246), (522, 48399), (657, 38454), (663, 38106), (702, 35989), (754, 33507), (783, 32266), (918, 27521), (949, 26622), (986, 25623), (1131, 22338), (1241, 20358), (1314, 19227), (1326, 19053), (1479, 17082), (1566, 16133), (1898, 13311), (1971, 12818), (1989, 12702), (2117, 11934), (2262, 11169), (2482, 10179), (2847, 8874), (2958, 8541), (3393, 7446), (3723, 6786), (3942, 6409), (3978, 6351), (4234, 5967), (4437, 5694)]