81761792

素因数分解:

$2^9\times 7^2\times {\mathrm{3259}}^1$

素因数の和:3291

約数の個数: 60

約数和(自身を含む): 190093860

約数和(自身を除く): 108332068

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3259, 3584, 6272, 6518, 12544, 13036, 22813, 25088, 26072, 45626, 52144, 91252, 104288, 159691, 182504, 208576, 319382, 365008, 417152, 638764, 730016, 834304, 1277528, 1460032, 1668608, 2555056, 2920064, 5110112, 5840128, 10220224, 11680256, 20440448, 40880896, 81761792]

約数ペア:

[(1, 81761792), (2, 40880896), (4, 20440448), (7, 11680256), (8, 10220224), (14, 5840128), (16, 5110112), (28, 2920064), (32, 2555056), (49, 1668608), (56, 1460032), (64, 1277528), (98, 834304), (112, 730016), (128, 638764), (196, 417152), (224, 365008), (256, 319382), (392, 208576), (448, 182504), (512, 159691), (784, 104288), (896, 91252), (1568, 52144), (1792, 45626), (3136, 26072), (3259, 25088), (3584, 22813), (6272, 13036), (6518, 12544)]