25654288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2053}}^1$

素因数の和:2143

約数の個数: 40

約数和(自身を含む): 55014336

約数和(自身を除く): 29360048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 2053, 3124, 4106, 6248, 8212, 12496, 16424, 22583, 32848, 45166, 90332, 145763, 180664, 291526, 361328, 583052, 1166104, 1603393, 2332208, 3206786, 6413572, 12827144, 25654288]

約数ペア:

[(1, 25654288), (2, 12827144), (4, 6413572), (8, 3206786), (11, 2332208), (16, 1603393), (22, 1166104), (44, 583052), (71, 361328), (88, 291526), (142, 180664), (176, 145763), (284, 90332), (568, 45166), (781, 32848), (1136, 22583), (1562, 16424), (2053, 12496), (3124, 8212), (4106, 6248)]