42547310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{643}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 82766880

約数和(自身を除く): 40219570

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 509, 643, 1018, 1286, 2545, 3215, 5090, 6430, 6617, 8359, 13234, 16718, 33085, 41795, 66170, 83590, 327287, 654574, 1636435, 3272870, 4254731, 8509462, 21273655, 42547310]

約数ペア:

[(1, 42547310), (2, 21273655), (5, 8509462), (10, 4254731), (13, 3272870), (26, 1636435), (65, 654574), (130, 327287), (509, 83590), (643, 66170), (1018, 41795), (1286, 33085), (2545, 16718), (3215, 13234), (5090, 8359), (6430, 6617)]