164025904

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20627}}^1$

素因数の和:20713

約数の個数: 40

約数和(自身を含む): 368333568

約数和(自身を除く): 204307664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 20627, 41254, 82508, 144389, 165016, 288778, 330032, 577556, 1155112, 1464517, 2310224, 2929034, 5858068, 10251619, 11716136, 20503238, 23432272, 41006476, 82012952, 164025904]

約数ペア:

[(1, 164025904), (2, 82012952), (4, 41006476), (7, 23432272), (8, 20503238), (14, 11716136), (16, 10251619), (28, 5858068), (56, 2929034), (71, 2310224), (112, 1464517), (142, 1155112), (284, 577556), (497, 330032), (568, 288778), (994, 165016), (1136, 144389), (1988, 82508), (3976, 41254), (7952, 20627)]