25515952

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:314

約数の個数: 80

約数和(自身を含む): 62496000

約数和(自身を除く): 36980048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 139, 149, 154, 176, 278, 298, 308, 556, 596, 616, 973, 1043, 1112, 1192, 1232, 1529, 1639, 1946, 2086, 2224, 2384, 3058, 3278, 3892, 4172, 6116, 6556, 7784, 8344, 10703, 11473, 12232, 13112, 15568, 16688, 20711, 21406, 22946, 24464, 26224, 41422, 42812, 45892, 82844, 85624, 91784, 144977, 165688, 171248, 183568, 227821, 289954, 331376, 455642, 579908, 911284, 1159816, 1594747, 1822568, 2319632, 3189494, 3645136, 6378988, 12757976, 25515952]

約数ペア:

[(1, 25515952), (2, 12757976), (4, 6378988), (7, 3645136), (8, 3189494), (11, 2319632), (14, 1822568), (16, 1594747), (22, 1159816), (28, 911284), (44, 579908), (56, 455642), (77, 331376), (88, 289954), (112, 227821), (139, 183568), (149, 171248), (154, 165688), (176, 144977), (278, 91784), (298, 85624), (308, 82844), (556, 45892), (596, 42812), (616, 41422), (973, 26224), (1043, 24464), (1112, 22946), (1192, 21406), (1232, 20711), (1529, 16688), (1639, 15568), (1946, 13112), (2086, 12232), (2224, 11473), (2384, 10703), (3058, 8344), (3278, 7784), (3892, 6556), (4172, 6116)]