161801164

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 330265600

約数和(自身を除く): 168464436

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 193, 316, 379, 386, 553, 758, 772, 1106, 1351, 1516, 2212, 2653, 2702, 5306, 5404, 10612, 15247, 29941, 30494, 59882, 60988, 73147, 106729, 119764, 146294, 209587, 213458, 292588, 419174, 426916, 512029, 838348, 1024058, 2048116, 5778613, 11557226, 23114452, 40450291, 80900582, 161801164]

約数ペア:

[(1, 161801164), (2, 80900582), (4, 40450291), (7, 23114452), (14, 11557226), (28, 5778613), (79, 2048116), (158, 1024058), (193, 838348), (316, 512029), (379, 426916), (386, 419174), (553, 292588), (758, 213458), (772, 209587), (1106, 146294), (1351, 119764), (1516, 106729), (2212, 73147), (2653, 60988), (2702, 59882), (5306, 30494), (5404, 29941), (10612, 15247)]