25525058

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 45386880

約数和(自身を除く): 19861822

約数列:

[1, 2, 13, 17, 26, 34, 43, 79, 86, 158, 221, 289, 442, 559, 578, 731, 1027, 1118, 1343, 1462, 2054, 2686, 3397, 3757, 6794, 7514, 9503, 12427, 17459, 19006, 22831, 24854, 34918, 44161, 45662, 57749, 88322, 115498, 161551, 296803, 323102, 593606, 750737, 981733, 1501474, 1963466, 12762529, 25525058]

約数ペア:

[(1, 25525058), (2, 12762529), (13, 1963466), (17, 1501474), (26, 981733), (34, 750737), (43, 593606), (79, 323102), (86, 296803), (158, 161551), (221, 115498), (289, 88322), (442, 57749), (559, 45662), (578, 44161), (731, 34918), (1027, 24854), (1118, 22831), (1343, 19006), (1462, 17459), (2054, 12427), (2686, 9503), (3397, 7514), (3757, 6794)]