25735640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{859}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 66873600

約数和(自身を除く): 41137960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 859, 1070, 1498, 1718, 2140, 2996, 3436, 3745, 4280, 4295, 5992, 6013, 6872, 7490, 8590, 12026, 14980, 17180, 24052, 29960, 30065, 34360, 48104, 60130, 91913, 120260, 183826, 240520, 367652, 459565, 643391, 735304, 919130, 1286782, 1838260, 2573564, 3216955, 3676520, 5147128, 6433910, 12867820, 25735640]

約数ペア:

[(1, 25735640), (2, 12867820), (4, 6433910), (5, 5147128), (7, 3676520), (8, 3216955), (10, 2573564), (14, 1838260), (20, 1286782), (28, 919130), (35, 735304), (40, 643391), (56, 459565), (70, 367652), (107, 240520), (140, 183826), (214, 120260), (280, 91913), (428, 60130), (535, 48104), (749, 34360), (856, 30065), (859, 29960), (1070, 24052), (1498, 17180), (1718, 14980), (2140, 12026), (2996, 8590), (3436, 7490), (3745, 6872), (4280, 6013), (4295, 5992)]