2548656565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1306

約数の個数: 64

約数和(自身を含む): 3948134400

約数和(自身を除く): 1399477835

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 239, 299, 455, 805, 1019, 1195, 1495, 1673, 2093, 3107, 5095, 5497, 7133, 8365, 10465, 13247, 15535, 21749, 23437, 27485, 35665, 38479, 66235, 71461, 92729, 108745, 117185, 164059, 192395, 243541, 304681, 357305, 463645, 500227, 820295, 1217705, 1523405, 1704787, 2132767, 2501135, 3166033, 5601443, 8523935, 10663835, 15830165, 22162231, 28007215, 39210101, 72818759, 110811155, 196050505, 364093795, 509731313, 2548656565]

約数ペア:

[(1, 2548656565), (5, 509731313), (7, 364093795), (13, 196050505), (23, 110811155), (35, 72818759), (65, 39210101), (91, 28007215), (115, 22162231), (161, 15830165), (239, 10663835), (299, 8523935), (455, 5601443), (805, 3166033), (1019, 2501135), (1195, 2132767), (1495, 1704787), (1673, 1523405), (2093, 1217705), (3107, 820295), (5095, 500227), (5497, 463645), (7133, 357305), (8365, 304681), (10465, 243541), (13247, 192395), (15535, 164059), (21749, 117185), (23437, 108745), (27485, 92729), (35665, 71461), (38479, 66235)]