208051168

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 491412096

約数和(自身を除く): 283360928

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 31, 32, 34, 52, 62, 68, 73, 104, 124, 136, 146, 169, 208, 221, 248, 272, 292, 338, 403, 416, 442, 496, 527, 544, 584, 676, 806, 884, 949, 992, 1054, 1168, 1241, 1352, 1612, 1768, 1898, 2108, 2263, 2336, 2482, 2704, 2873, 3224, 3536, 3796, 4216, 4526, 4964, 5239, 5408, 5746, 6448, 6851, 7072, 7592, 8432, 9052, 9928, 10478, 11492, 12337, 12896, 13702, 15184, 16133, 16864, 18104, 19856, 20956, 22984, 24674, 27404, 29419, 30368, 32266, 36208, 38471, 39712, 41912, 45968, 49348, 54808, 58838, 64532, 72416, 76942, 83824, 89063, 91936, 98696, 109616, 117676, 129064, 153884, 167648, 178126, 197392, 209729, 219232, 235352, 258128, 307768, 356252, 382447, 394784, 419458, 470704, 500123, 516256, 615536, 712504, 764894, 838916, 941408, 1000246, 1231072, 1425008, 1529788, 1677832, 2000492, 2850016, 3059576, 3355664, 4000984, 6119152, 6501599, 6711328, 8001968, 12238304, 13003198, 16003936, 26006396, 52012792, 104025584, 208051168]

約数ペア:

[(1, 208051168), (2, 104025584), (4, 52012792), (8, 26006396), (13, 16003936), (16, 13003198), (17, 12238304), (26, 8001968), (31, 6711328), (32, 6501599), (34, 6119152), (52, 4000984), (62, 3355664), (68, 3059576), (73, 2850016), (104, 2000492), (124, 1677832), (136, 1529788), (146, 1425008), (169, 1231072), (208, 1000246), (221, 941408), (248, 838916), (272, 764894), (292, 712504), (338, 615536), (403, 516256), (416, 500123), (442, 470704), (496, 419458), (527, 394784), (544, 382447), (584, 356252), (676, 307768), (806, 258128), (884, 235352), (949, 219232), (992, 209729), (1054, 197392), (1168, 178126), (1241, 167648), (1352, 153884), (1612, 129064), (1768, 117676), (1898, 109616), (2108, 98696), (2263, 91936), (2336, 89063), (2482, 83824), (2704, 76942), (2873, 72416), (3224, 64532), (3536, 58838), (3796, 54808), (4216, 49348), (4526, 45968), (4964, 41912), (5239, 39712), (5408, 38471), (5746, 36208), (6448, 32266), (6851, 30368), (7072, 29419), (7592, 27404), (8432, 24674), (9052, 22984), (9928, 20956), (10478, 19856), (11492, 18104), (12337, 16864), (12896, 16133), (13702, 15184)]