64989904

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25229}}^1$

素因数の和:25267

約数の個数: 40

約数和(自身を含む): 150168960

約数和(自身を除く): 85179056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 25229, 50458, 100916, 176603, 201832, 353206, 403664, 580267, 706412, 1160534, 1412824, 2321068, 2825648, 4061869, 4642136, 8123738, 9284272, 16247476, 32494952, 64989904]

約数ペア:

[(1, 64989904), (2, 32494952), (4, 16247476), (7, 9284272), (8, 8123738), (14, 4642136), (16, 4061869), (23, 2825648), (28, 2321068), (46, 1412824), (56, 1160534), (92, 706412), (112, 580267), (161, 403664), (184, 353206), (322, 201832), (368, 176603), (644, 100916), (1288, 50458), (2576, 25229)]