126800128

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5443}}^1$

素因数の和:5479

約数の個数: 72

約数和(自身を含む): 311571008

約数和(自身を除く): 184770880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5443, 5824, 10886, 11648, 21772, 23296, 38101, 43544, 70759, 76202, 87088, 141518, 152404, 174176, 283036, 304808, 348352, 495313, 566072, 609616, 696704, 990626, 1132144, 1219232, 1393408, 1981252, 2264288, 2438464, 3962504, 4528576, 4876928, 7925008, 9057152, 9753856, 15850016, 18114304, 31700032, 63400064, 126800128]

約数ペア:

[(1, 126800128), (2, 63400064), (4, 31700032), (7, 18114304), (8, 15850016), (13, 9753856), (14, 9057152), (16, 7925008), (26, 4876928), (28, 4528576), (32, 3962504), (52, 2438464), (56, 2264288), (64, 1981252), (91, 1393408), (104, 1219232), (112, 1132144), (128, 990626), (182, 696704), (208, 609616), (224, 566072), (256, 495313), (364, 348352), (416, 304808), (448, 283036), (728, 174176), (832, 152404), (896, 141518), (1456, 87088), (1664, 76202), (1792, 70759), (2912, 43544), (3328, 38101), (5443, 23296), (5824, 21772), (10886, 11648)]