81480398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1759}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 136857600

約数和(自身を除く): 55377202

約数列:

[1, 2, 19, 23, 38, 46, 53, 106, 437, 874, 1007, 1219, 1759, 2014, 2438, 3518, 23161, 33421, 40457, 46322, 66842, 80914, 93227, 186454, 768683, 1537366, 1771313, 2144221, 3542626, 4288442, 40740199, 81480398]

約数ペア:

[(1, 81480398), (2, 40740199), (19, 4288442), (23, 3542626), (38, 2144221), (46, 1771313), (53, 1537366), (106, 768683), (437, 186454), (874, 93227), (1007, 80914), (1219, 66842), (1759, 46322), (2014, 40457), (2438, 33421), (3518, 23161)]