81671744

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16573}}^1$

素因数の和:16603

約数の個数: 56

約数和(自身を含む): 202070208

約数和(自身を除く): 120398464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4928, 16573, 33146, 66292, 116011, 132584, 182303, 232022, 265168, 364606, 464044, 530336, 729212, 928088, 1060672, 1276121, 1458424, 1856176, 2552242, 2916848, 3712352, 5104484, 5833696, 7424704, 10208968, 11667392, 20417936, 40835872, 81671744]

約数ペア:

[(1, 81671744), (2, 40835872), (4, 20417936), (7, 11667392), (8, 10208968), (11, 7424704), (14, 5833696), (16, 5104484), (22, 3712352), (28, 2916848), (32, 2552242), (44, 1856176), (56, 1458424), (64, 1276121), (77, 1060672), (88, 928088), (112, 729212), (154, 530336), (176, 464044), (224, 364606), (308, 265168), (352, 232022), (448, 182303), (616, 132584), (704, 116011), (1232, 66292), (2464, 33146), (4928, 16573)]