2821581016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 5680080000

約数和(自身を除く): 2858498984

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 139, 152, 166, 278, 332, 556, 664, 1112, 1577, 1609, 2641, 3154, 3218, 5282, 6308, 6436, 10564, 11537, 12616, 12872, 21128, 23074, 30571, 46148, 61142, 92296, 122284, 133547, 219203, 223651, 244568, 267094, 438406, 447302, 534188, 876812, 894604, 1068376, 1753624, 1789208, 2537393, 4249369, 5074786, 8498738, 10149572, 16997476, 18563033, 20299144, 33994952, 37126066, 74252132, 148504264, 352697627, 705395254, 1410790508, 2821581016]

約数ペア:

[(1, 2821581016), (2, 1410790508), (4, 705395254), (8, 352697627), (19, 148504264), (38, 74252132), (76, 37126066), (83, 33994952), (139, 20299144), (152, 18563033), (166, 16997476), (278, 10149572), (332, 8498738), (556, 5074786), (664, 4249369), (1112, 2537393), (1577, 1789208), (1609, 1753624), (2641, 1068376), (3154, 894604), (3218, 876812), (5282, 534188), (6308, 447302), (6436, 438406), (10564, 267094), (11537, 244568), (12616, 223651), (12872, 219203), (21128, 133547), (23074, 122284), (30571, 92296), (46148, 61142)]