26256160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 76789944

約数和(自身を除く): 50533784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 197, 224, 238, 245, 272, 280, 340, 392, 394, 476, 490, 544, 560, 595, 680, 784, 788, 833, 952, 980, 985, 1120, 1190, 1360, 1379, 1568, 1576, 1666, 1904, 1960, 1970, 2380, 2720, 2758, 3152, 3332, 3349, 3808, 3920, 3940, 4165, 4760, 5516, 6304, 6664, 6698, 6895, 7840, 7880, 8330, 9520, 9653, 11032, 13328, 13396, 13790, 15760, 16660, 16745, 19040, 19306, 22064, 23443, 26656, 26792, 27580, 31520, 33320, 33490, 38612, 44128, 46886, 48265, 53584, 55160, 66640, 66980, 77224, 93772, 96530, 107168, 110320, 117215, 133280, 133960, 154448, 164101, 187544, 193060, 220640, 234430, 267920, 308896, 328202, 375088, 386120, 468860, 535840, 656404, 750176, 772240, 820505, 937720, 1312808, 1544480, 1641010, 1875440, 2625616, 3282020, 3750880, 5251232, 6564040, 13128080, 26256160]

約数ペア:

[(1, 26256160), (2, 13128080), (4, 6564040), (5, 5251232), (7, 3750880), (8, 3282020), (10, 2625616), (14, 1875440), (16, 1641010), (17, 1544480), (20, 1312808), (28, 937720), (32, 820505), (34, 772240), (35, 750176), (40, 656404), (49, 535840), (56, 468860), (68, 386120), (70, 375088), (80, 328202), (85, 308896), (98, 267920), (112, 234430), (119, 220640), (136, 193060), (140, 187544), (160, 164101), (170, 154448), (196, 133960), (197, 133280), (224, 117215), (238, 110320), (245, 107168), (272, 96530), (280, 93772), (340, 77224), (392, 66980), (394, 66640), (476, 55160), (490, 53584), (544, 48265), (560, 46886), (595, 44128), (680, 38612), (784, 33490), (788, 33320), (833, 31520), (952, 27580), (980, 26792), (985, 26656), (1120, 23443), (1190, 22064), (1360, 19306), (1379, 19040), (1568, 16745), (1576, 16660), (1666, 15760), (1904, 13790), (1960, 13396), (1970, 13328), (2380, 11032), (2720, 9653), (2758, 9520), (3152, 8330), (3332, 7880), (3349, 7840), (3808, 6895), (3920, 6698), (3940, 6664), (4165, 6304), (4760, 5516)]