81299584

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{14771}}^1$

素因数の和:14828

約数の個数: 32

約数和(自身を含む): 165741840

約数和(自身を除く): 84442256

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 14771, 29542, 59084, 118168, 236336, 472672, 635153, 945344, 1270306, 1890688, 2540612, 5081224, 10162448, 20324896, 40649792, 81299584]

約数ペア:

[(1, 81299584), (2, 40649792), (4, 20324896), (8, 10162448), (16, 5081224), (32, 2540612), (43, 1890688), (64, 1270306), (86, 945344), (128, 635153), (172, 472672), (344, 236336), (688, 118168), (1376, 59084), (2752, 29542), (5504, 14771)]