25688632

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 52607520

約数和(自身を除く): 26918888

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 271, 289, 328, 542, 578, 697, 1084, 1156, 1394, 2168, 2312, 2788, 4607, 5576, 9214, 11111, 11849, 18428, 22222, 23698, 36856, 44444, 47396, 78319, 88888, 94792, 156638, 188887, 313276, 377774, 626552, 755548, 1511096, 3211079, 6422158, 12844316, 25688632]

約数ペア:

[(1, 25688632), (2, 12844316), (4, 6422158), (8, 3211079), (17, 1511096), (34, 755548), (41, 626552), (68, 377774), (82, 313276), (136, 188887), (164, 156638), (271, 94792), (289, 88888), (328, 78319), (542, 47396), (578, 44444), (697, 36856), (1084, 23698), (1156, 22222), (1394, 18428), (2168, 11849), (2312, 11111), (2788, 9214), (4607, 5576)]