28277838575

素因数分解:

$5^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{523}}^1\times {\mathrm{607}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 40295516160

約数和(自身を除く): 12017677585

約数列:

[1, 5, 7, 25, 35, 175, 509, 523, 607, 2545, 2615, 3035, 3563, 3661, 4249, 12725, 13075, 15175, 17815, 18305, 21245, 89075, 91525, 106225, 266207, 308963, 317461, 1331035, 1544815, 1587305, 1863449, 2162741, 2222227, 6655175, 7724075, 7936525, 9317245, 10813705, 11111135, 46586225, 54068525, 55555675, 161587649, 807938245, 1131113543, 4039691225, 5655567715, 28277838575]

約数ペア:

[(1, 28277838575), (5, 5655567715), (7, 4039691225), (25, 1131113543), (35, 807938245), (175, 161587649), (509, 55555675), (523, 54068525), (607, 46586225), (2545, 11111135), (2615, 10813705), (3035, 9317245), (3563, 7936525), (3661, 7724075), (4249, 6655175), (12725, 2222227), (13075, 2162741), (15175, 1863449), (17815, 1587305), (18305, 1544815), (21245, 1331035), (89075, 317461), (91525, 308963), (106225, 266207)]