81455972

素因数分解:

$2^2\times {\mathrm{13}}^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 60

約数和(自身を含む): 166338816

約数和(自身を除く): 84882844

約数列:

[1, 2, 4, 13, 23, 26, 31, 46, 52, 62, 92, 124, 169, 299, 338, 403, 598, 676, 713, 806, 1196, 1426, 1612, 2197, 2852, 3887, 4394, 5239, 7774, 8788, 9269, 10478, 15548, 18538, 20956, 28561, 37076, 50531, 57122, 68107, 101062, 114244, 120497, 136214, 202124, 240994, 272428, 481988, 656903, 885391, 1313806, 1566461, 1770782, 2627612, 3132922, 3541564, 6265844, 20363993, 40727986, 81455972]

約数ペア:

[(1, 81455972), (2, 40727986), (4, 20363993), (13, 6265844), (23, 3541564), (26, 3132922), (31, 2627612), (46, 1770782), (52, 1566461), (62, 1313806), (92, 885391), (124, 656903), (169, 481988), (299, 272428), (338, 240994), (403, 202124), (598, 136214), (676, 120497), (713, 114244), (806, 101062), (1196, 68107), (1426, 57122), (1612, 50531), (2197, 37076), (2852, 28561), (3887, 20956), (4394, 18538), (5239, 15548), (7774, 10478), (8788, 9269)]