78308608

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 181016640

約数和(自身を除く): 102708032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 448, 491, 623, 712, 896, 982, 1246, 1424, 1792, 1964, 2492, 2848, 3437, 3928, 4984, 5696, 6874, 7856, 9968, 11392, 13748, 15712, 19936, 22784, 27496, 31424, 39872, 43699, 54992, 62848, 79744, 87398, 109984, 125696, 159488, 174796, 219968, 305893, 349592, 439936, 611786, 699184, 879872, 1223572, 1398368, 2447144, 2796736, 4894288, 5593472, 9788576, 11186944, 19577152, 39154304, 78308608]

約数ペア:

[(1, 78308608), (2, 39154304), (4, 19577152), (7, 11186944), (8, 9788576), (14, 5593472), (16, 4894288), (28, 2796736), (32, 2447144), (56, 1398368), (64, 1223572), (89, 879872), (112, 699184), (128, 611786), (178, 439936), (224, 349592), (256, 305893), (356, 219968), (448, 174796), (491, 159488), (623, 125696), (712, 109984), (896, 87398), (982, 79744), (1246, 62848), (1424, 54992), (1792, 43699), (1964, 39872), (2492, 31424), (2848, 27496), (3437, 22784), (3928, 19936), (4984, 15712), (5696, 13748), (6874, 11392), (7856, 9968)]