260358488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{3181}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 526557360

約数和(自身を除く): 266198872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 787, 1574, 3148, 3181, 6296, 6362, 10231, 12724, 20462, 25448, 40924, 41353, 81848, 82706, 165412, 330824, 2503447, 5006894, 10013788, 20027576, 32544811, 65089622, 130179244, 260358488]

約数ペア:

[(1, 260358488), (2, 130179244), (4, 65089622), (8, 32544811), (13, 20027576), (26, 10013788), (52, 5006894), (104, 2503447), (787, 330824), (1574, 165412), (3148, 82706), (3181, 81848), (6296, 41353), (6362, 40924), (10231, 25448), (12724, 20462)]