64687928

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 123716160

約数和(自身を除く): 59028232

約数列:

[1, 2, 4, 8, 73, 146, 257, 292, 431, 514, 584, 862, 1028, 1724, 2056, 3448, 18761, 31463, 37522, 62926, 75044, 110767, 125852, 150088, 221534, 251704, 443068, 886136, 8085991, 16171982, 32343964, 64687928]

約数ペア:

[(1, 64687928), (2, 32343964), (4, 16171982), (8, 8085991), (73, 886136), (146, 443068), (257, 251704), (292, 221534), (431, 150088), (514, 125852), (584, 110767), (862, 75044), (1028, 62926), (1724, 37522), (2056, 31463), (3448, 18761)]