520456768

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1260

約数の個数: 112

約数和(自身を含む): 1216664064

約数和(自身を除く): 696207296

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 64, 68, 104, 124, 136, 208, 221, 248, 272, 403, 416, 442, 496, 527, 544, 806, 832, 884, 992, 1054, 1088, 1187, 1612, 1768, 1984, 2108, 2374, 3224, 3536, 4216, 4748, 6448, 6851, 7072, 8432, 9496, 12896, 13702, 14144, 15431, 16864, 18992, 20179, 25792, 27404, 30862, 33728, 36797, 37984, 40358, 54808, 61724, 73594, 75968, 80716, 109616, 123448, 147188, 161432, 219232, 246896, 262327, 294376, 322864, 438464, 478361, 493792, 524654, 588752, 625549, 645728, 956722, 987584, 1049308, 1177504, 1251098, 1291456, 1913444, 2098616, 2355008, 2502196, 3826888, 4197232, 5004392, 7653776, 8132137, 8394464, 10008784, 15307552, 16264274, 16788928, 20017568, 30615104, 32528548, 40035136, 65057096, 130114192, 260228384, 520456768]

約数ペア:

[(1, 520456768), (2, 260228384), (4, 130114192), (8, 65057096), (13, 40035136), (16, 32528548), (17, 30615104), (26, 20017568), (31, 16788928), (32, 16264274), (34, 15307552), (52, 10008784), (62, 8394464), (64, 8132137), (68, 7653776), (104, 5004392), (124, 4197232), (136, 3826888), (208, 2502196), (221, 2355008), (248, 2098616), (272, 1913444), (403, 1291456), (416, 1251098), (442, 1177504), (496, 1049308), (527, 987584), (544, 956722), (806, 645728), (832, 625549), (884, 588752), (992, 524654), (1054, 493792), (1088, 478361), (1187, 438464), (1612, 322864), (1768, 294376), (1984, 262327), (2108, 246896), (2374, 219232), (3224, 161432), (3536, 147188), (4216, 123448), (4748, 109616), (6448, 80716), (6851, 75968), (7072, 73594), (8432, 61724), (9496, 54808), (12896, 40358), (13702, 37984), (14144, 36797), (15431, 33728), (16864, 30862), (18992, 27404), (20179, 25792)]