581977136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2099}}^1$

素因数の和:2194

約数の個数: 80

約数和(自身を含む): 1283251200

約数和(自身を除く): 701274064

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 43, 52, 62, 86, 104, 124, 172, 208, 248, 344, 403, 496, 559, 688, 806, 1118, 1333, 1612, 2099, 2236, 2666, 3224, 4198, 4472, 5332, 6448, 8396, 8944, 10664, 16792, 17329, 21328, 27287, 33584, 34658, 54574, 65069, 69316, 90257, 109148, 130138, 138632, 180514, 218296, 260276, 277264, 361028, 436592, 520552, 722056, 845897, 1041104, 1173341, 1444112, 1691794, 2346682, 2797967, 3383588, 4693364, 5595934, 6767176, 9386728, 11191868, 13534352, 18773456, 22383736, 36373571, 44767472, 72747142, 145494284, 290988568, 581977136]

約数ペア:

[(1, 581977136), (2, 290988568), (4, 145494284), (8, 72747142), (13, 44767472), (16, 36373571), (26, 22383736), (31, 18773456), (43, 13534352), (52, 11191868), (62, 9386728), (86, 6767176), (104, 5595934), (124, 4693364), (172, 3383588), (208, 2797967), (248, 2346682), (344, 1691794), (403, 1444112), (496, 1173341), (559, 1041104), (688, 845897), (806, 722056), (1118, 520552), (1333, 436592), (1612, 361028), (2099, 277264), (2236, 260276), (2666, 218296), (3224, 180514), (4198, 138632), (4472, 130138), (5332, 109148), (6448, 90257), (8396, 69316), (8944, 65069), (10664, 54574), (16792, 34658), (17329, 33584), (21328, 27287)]