25188812

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 49201488

約数和(自身を除く): 24012676

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 733, 781, 1466, 1562, 2932, 3124, 8063, 8591, 16126, 17182, 32252, 34364, 52043, 88693, 104086, 177386, 208172, 354772, 572473, 1144946, 2289892, 6297203, 12594406, 25188812]

約数ペア:

[(1, 25188812), (2, 12594406), (4, 6297203), (11, 2289892), (22, 1144946), (44, 572473), (71, 354772), (121, 208172), (142, 177386), (242, 104086), (284, 88693), (484, 52043), (733, 34364), (781, 32252), (1466, 17182), (1562, 16126), (2932, 8591), (3124, 8063)]