179901215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 261488640

約数和(自身を除く): 81587425

約数列:

[1, 5, 13, 19, 31, 37, 65, 95, 127, 155, 185, 247, 403, 481, 589, 635, 703, 1147, 1235, 1651, 2015, 2405, 2413, 2945, 3515, 3937, 4699, 5735, 7657, 8255, 9139, 12065, 14911, 19685, 21793, 23495, 31369, 38285, 45695, 51181, 61087, 74555, 74803, 89281, 108965, 145669, 156845, 255905, 283309, 305435, 374015, 446405, 728345, 972439, 1160653, 1416545, 1893697, 2767711, 4862195, 5803265, 9468485, 13838555, 35980243, 179901215]

約数ペア:

[(1, 179901215), (5, 35980243), (13, 13838555), (19, 9468485), (31, 5803265), (37, 4862195), (65, 2767711), (95, 1893697), (127, 1416545), (155, 1160653), (185, 972439), (247, 728345), (403, 446405), (481, 374015), (589, 305435), (635, 283309), (703, 255905), (1147, 156845), (1235, 145669), (1651, 108965), (2015, 89281), (2405, 74803), (2413, 74555), (2945, 61087), (3515, 51181), (3937, 45695), (4699, 38285), (5735, 31369), (7657, 23495), (8255, 21793), (9139, 19685), (12065, 14911)]