161799172

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{619}}^1\times {\mathrm{647}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 286856640

約数和(自身を除く): 125057468

約数列:

[1, 2, 4, 101, 202, 404, 619, 647, 1238, 1294, 2476, 2588, 62519, 65347, 125038, 130694, 250076, 261388, 400493, 800986, 1601972, 40449793, 80899586, 161799172]

約数ペア:

[(1, 161799172), (2, 80899586), (4, 40449793), (101, 1601972), (202, 800986), (404, 400493), (619, 261388), (647, 250076), (1238, 130694), (1294, 125038), (2476, 65347), (2588, 62519)]