78945685

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 125153280

約数和(自身を除く): 46207595

約数列:

[1, 5, 7, 13, 29, 31, 35, 65, 91, 145, 155, 193, 203, 217, 377, 403, 455, 899, 965, 1015, 1085, 1351, 1885, 2015, 2509, 2639, 2821, 4495, 5597, 5983, 6293, 6755, 11687, 12545, 13195, 14105, 17563, 27985, 29915, 31465, 39179, 41881, 58435, 72761, 77779, 81809, 87815, 173507, 195895, 209405, 363805, 388895, 409045, 509327, 544453, 867535, 1214549, 2255591, 2546635, 2722265, 6072745, 11277955, 15789137, 78945685]

約数ペア:

[(1, 78945685), (5, 15789137), (7, 11277955), (13, 6072745), (29, 2722265), (31, 2546635), (35, 2255591), (65, 1214549), (91, 867535), (145, 544453), (155, 509327), (193, 409045), (203, 388895), (217, 363805), (377, 209405), (403, 195895), (455, 173507), (899, 87815), (965, 81809), (1015, 77779), (1085, 72761), (1351, 58435), (1885, 41881), (2015, 39179), (2509, 31465), (2639, 29915), (2821, 27985), (4495, 17563), (5597, 14105), (5983, 13195), (6293, 12545), (6755, 11687)]