25644135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 20320665

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 121, 165, 199, 213, 355, 363, 597, 605, 781, 995, 1065, 1815, 2189, 2343, 2985, 3905, 6567, 8591, 10945, 11715, 14129, 24079, 25773, 32835, 42387, 42955, 70645, 72237, 120395, 128865, 155419, 211935, 361185, 466257, 777095, 1709609, 2331285, 5128827, 8548045, 25644135]

約数ペア:

[(1, 25644135), (3, 8548045), (5, 5128827), (11, 2331285), (15, 1709609), (33, 777095), (55, 466257), (71, 361185), (121, 211935), (165, 155419), (199, 128865), (213, 120395), (355, 72237), (363, 70645), (597, 42955), (605, 42387), (781, 32835), (995, 25773), (1065, 24079), (1815, 14129), (2189, 11715), (2343, 10945), (2985, 8591), (3905, 6567)]