255515008

素因数分解:

$2^7\times 7^2\times {\mathrm{40739}}^1$

素因数の和:40767

約数の個数: 48

約数和(自身を含む): 592155900

約数和(自身を除く): 336640892

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 40739, 81478, 162956, 285173, 325912, 570346, 651824, 1140692, 1303648, 1996211, 2281384, 2607296, 3992422, 4562768, 5214592, 7984844, 9125536, 15969688, 18251072, 31939376, 36502144, 63878752, 127757504, 255515008]

約数ペア:

[(1, 255515008), (2, 127757504), (4, 63878752), (7, 36502144), (8, 31939376), (14, 18251072), (16, 15969688), (28, 9125536), (32, 7984844), (49, 5214592), (56, 4562768), (64, 3992422), (98, 2607296), (112, 2281384), (128, 1996211), (196, 1303648), (224, 1140692), (392, 651824), (448, 570346), (784, 325912), (896, 285173), (1568, 162956), (3136, 81478), (6272, 40739)]