78591968

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 192798144

約数和(自身を除く): 114206176

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 137, 182, 197, 208, 224, 274, 364, 394, 416, 548, 728, 788, 959, 1096, 1379, 1456, 1576, 1781, 1918, 2192, 2561, 2758, 2912, 3152, 3562, 3836, 4384, 5122, 5516, 6304, 7124, 7672, 10244, 11032, 12467, 14248, 15344, 17927, 20488, 22064, 24934, 26989, 28496, 30688, 35854, 40976, 44128, 49868, 53978, 56992, 71708, 81952, 99736, 107956, 143416, 188923, 199472, 215912, 286832, 350857, 377846, 398944, 431824, 573664, 701714, 755692, 863648, 1403428, 1511384, 2455999, 2806856, 3022768, 4911998, 5613712, 6045536, 9823996, 11227424, 19647992, 39295984, 78591968]

約数ペア:

[(1, 78591968), (2, 39295984), (4, 19647992), (7, 11227424), (8, 9823996), (13, 6045536), (14, 5613712), (16, 4911998), (26, 3022768), (28, 2806856), (32, 2455999), (52, 1511384), (56, 1403428), (91, 863648), (104, 755692), (112, 701714), (137, 573664), (182, 431824), (197, 398944), (208, 377846), (224, 350857), (274, 286832), (364, 215912), (394, 199472), (416, 188923), (548, 143416), (728, 107956), (788, 99736), (959, 81952), (1096, 71708), (1379, 56992), (1456, 53978), (1576, 49868), (1781, 44128), (1918, 40976), (2192, 35854), (2561, 30688), (2758, 28496), (2912, 26989), (3152, 24934), (3562, 22064), (3836, 20488), (4384, 17927), (5122, 15344), (5516, 14248), (6304, 12467), (7124, 11032), (7672, 10244)]