68449888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9679}}^1$

素因数の和:9719

約数の個数: 48

約数和(自身を含む): 153679680

約数和(自身を除く): 85229792

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 9679, 19358, 38716, 77432, 125827, 154864, 164543, 251654, 309728, 329086, 503308, 658172, 1006616, 1316344, 2013232, 2139059, 2632688, 4026464, 4278118, 5265376, 8556236, 17112472, 34224944, 68449888]

約数ペア:

[(1, 68449888), (2, 34224944), (4, 17112472), (8, 8556236), (13, 5265376), (16, 4278118), (17, 4026464), (26, 2632688), (32, 2139059), (34, 2013232), (52, 1316344), (68, 1006616), (104, 658172), (136, 503308), (208, 329086), (221, 309728), (272, 251654), (416, 164543), (442, 154864), (544, 125827), (884, 77432), (1768, 38716), (3536, 19358), (7072, 9679)]