25765474

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 47779200

約数和(自身を除く): 22013726

約数列:

[1, 2, 7, 14, 23, 46, 49, 71, 98, 142, 161, 322, 343, 497, 529, 686, 994, 1058, 1127, 1633, 2254, 3266, 3479, 3703, 6958, 7406, 7889, 11431, 15778, 22862, 24353, 25921, 37559, 48706, 51842, 75118, 80017, 160034, 181447, 262913, 362894, 525826, 560119, 1120238, 1840391, 3680782, 12882737, 25765474]

約数ペア:

[(1, 25765474), (2, 12882737), (7, 3680782), (14, 1840391), (23, 1120238), (46, 560119), (49, 525826), (71, 362894), (98, 262913), (142, 181447), (161, 160034), (322, 80017), (343, 75118), (497, 51842), (529, 48706), (686, 37559), (994, 25921), (1058, 24353), (1127, 22862), (1633, 15778), (2254, 11431), (3266, 7889), (3479, 7406), (3703, 6958)]