38708025

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 66662400

約数和(自身を除く): 27954375

約数列:

[1, 3, 5, 15, 25, 47, 75, 79, 139, 141, 235, 237, 395, 417, 695, 705, 1175, 1185, 1975, 2085, 3475, 3525, 3713, 5925, 6533, 10425, 10981, 11139, 18565, 19599, 32665, 32943, 54905, 55695, 92825, 97995, 163325, 164715, 274525, 278475, 489975, 516107, 823575, 1548321, 2580535, 7741605, 12902675, 38708025]

約数ペア:

[(1, 38708025), (3, 12902675), (5, 7741605), (15, 2580535), (25, 1548321), (47, 823575), (75, 516107), (79, 489975), (139, 278475), (141, 274525), (235, 164715), (237, 163325), (395, 97995), (417, 92825), (695, 55695), (705, 54905), (1175, 32943), (1185, 32665), (1975, 19599), (2085, 18565), (3475, 11139), (3525, 10981), (3713, 10425), (5925, 6533)]