25384570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 27492230

約数列:

[1, 2, 5, 10, 17, 19, 29, 34, 38, 58, 85, 95, 145, 170, 190, 271, 290, 323, 493, 542, 551, 646, 986, 1102, 1355, 1615, 2465, 2710, 2755, 3230, 4607, 4930, 5149, 5510, 7859, 9214, 9367, 10298, 15718, 18734, 23035, 25745, 39295, 46070, 46835, 51490, 78590, 87533, 93670, 133603, 149321, 175066, 267206, 298642, 437665, 668015, 746605, 875330, 1336030, 1493210, 2538457, 5076914, 12692285, 25384570]

約数ペア:

[(1, 25384570), (2, 12692285), (5, 5076914), (10, 2538457), (17, 1493210), (19, 1336030), (29, 875330), (34, 746605), (38, 668015), (58, 437665), (85, 298642), (95, 267206), (145, 175066), (170, 149321), (190, 133603), (271, 93670), (290, 87533), (323, 78590), (493, 51490), (542, 46835), (551, 46070), (646, 39295), (986, 25745), (1102, 23035), (1355, 18734), (1615, 15718), (2465, 10298), (2710, 9367), (2755, 9214), (3230, 7859), (4607, 5510), (4930, 5149)]