25971568

素因数分解:

$2^4\times 7^2\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 60

約数和(自身を含む): 59187432

約数和(自身を除く): 33215864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 157, 196, 211, 314, 392, 422, 628, 784, 844, 1099, 1256, 1477, 1688, 2198, 2512, 2954, 3376, 4396, 5908, 7693, 8792, 10339, 11816, 15386, 17584, 20678, 23632, 30772, 33127, 41356, 61544, 66254, 82712, 123088, 132508, 165424, 231889, 265016, 463778, 530032, 927556, 1623223, 1855112, 3246446, 3710224, 6492892, 12985784, 25971568]

約数ペア:

[(1, 25971568), (2, 12985784), (4, 6492892), (7, 3710224), (8, 3246446), (14, 1855112), (16, 1623223), (28, 927556), (49, 530032), (56, 463778), (98, 265016), (112, 231889), (157, 165424), (196, 132508), (211, 123088), (314, 82712), (392, 66254), (422, 61544), (628, 41356), (784, 33127), (844, 30772), (1099, 23632), (1256, 20678), (1477, 17584), (1688, 15386), (2198, 11816), (2512, 10339), (2954, 8792), (3376, 7693), (4396, 5908)]