81779264

素因数分解:

$2^6\times 7^1\times {\mathrm{277}}^1\times {\mathrm{659}}^1$

素因数の和:955

約数の個数: 56

約数和(自身を含む): 186415680

約数和(自身を除く): 104636416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 277, 448, 554, 659, 1108, 1318, 1939, 2216, 2636, 3878, 4432, 4613, 5272, 7756, 8864, 9226, 10544, 15512, 17728, 18452, 21088, 31024, 36904, 42176, 62048, 73808, 124096, 147616, 182543, 295232, 365086, 730172, 1277801, 1460344, 2555602, 2920688, 5111204, 5841376, 10222408, 11682752, 20444816, 40889632, 81779264]

約数ペア:

[(1, 81779264), (2, 40889632), (4, 20444816), (7, 11682752), (8, 10222408), (14, 5841376), (16, 5111204), (28, 2920688), (32, 2555602), (56, 1460344), (64, 1277801), (112, 730172), (224, 365086), (277, 295232), (448, 182543), (554, 147616), (659, 124096), (1108, 73808), (1318, 62048), (1939, 42176), (2216, 36904), (2636, 31024), (3878, 21088), (4432, 18452), (4613, 17728), (5272, 15512), (7756, 10544), (8864, 9226)]