25642175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 34487376

約数和(自身を除く): 8845201

約数列:

[1, 5, 13, 25, 65, 257, 307, 325, 1285, 1535, 3341, 3991, 6425, 7675, 16705, 19955, 78899, 83525, 99775, 394495, 1025687, 1972475, 5128435, 25642175]

約数ペア:

[(1, 25642175), (5, 5128435), (13, 1972475), (25, 1025687), (65, 394495), (257, 99775), (307, 83525), (325, 78899), (1285, 19955), (1535, 16705), (3341, 7675), (3991, 6425)]