81451328

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1412

約数の個数: 84

約数和(自身を含む): 198059040

約数和(自身を除く): 116607712

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 133, 152, 196, 224, 266, 304, 392, 448, 532, 608, 784, 931, 1064, 1216, 1367, 1568, 1862, 2128, 2734, 3136, 3724, 4256, 5468, 7448, 8512, 9569, 10936, 14896, 19138, 21872, 25973, 29792, 38276, 43744, 51946, 59584, 66983, 76552, 87488, 103892, 133966, 153104, 181811, 207784, 267932, 306208, 363622, 415568, 535864, 612416, 727244, 831136, 1071728, 1272677, 1454488, 1662272, 2143456, 2545354, 2908976, 4286912, 5090708, 5817952, 10181416, 11635904, 20362832, 40725664, 81451328]

約数ペア:

[(1, 81451328), (2, 40725664), (4, 20362832), (7, 11635904), (8, 10181416), (14, 5817952), (16, 5090708), (19, 4286912), (28, 2908976), (32, 2545354), (38, 2143456), (49, 1662272), (56, 1454488), (64, 1272677), (76, 1071728), (98, 831136), (112, 727244), (133, 612416), (152, 535864), (196, 415568), (224, 363622), (266, 306208), (304, 267932), (392, 207784), (448, 181811), (532, 153104), (608, 133966), (784, 103892), (931, 87488), (1064, 76552), (1216, 66983), (1367, 59584), (1568, 51946), (1862, 43744), (2128, 38276), (2734, 29792), (3136, 25973), (3724, 21872), (4256, 19138), (5468, 14896), (7448, 10936), (8512, 9569)]