64990528

素因数分解:

$2^6\times {\mathrm{103}}^1\times {\mathrm{9859}}^1$

素因数の和:9974

約数の個数: 28

約数和(自身を含む): 130230880

約数和(自身を除く): 65240352

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 206, 412, 824, 1648, 3296, 6592, 9859, 19718, 39436, 78872, 157744, 315488, 630976, 1015477, 2030954, 4061908, 8123816, 16247632, 32495264, 64990528]

約数ペア:

[(1, 64990528), (2, 32495264), (4, 16247632), (8, 8123816), (16, 4061908), (32, 2030954), (64, 1015477), (103, 630976), (206, 315488), (412, 157744), (824, 78872), (1648, 39436), (3296, 19718), (6592, 9859)]