81232432

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{61169}}^1$

素因数の和:61260

約数の個数: 20

約数和(自身を含む): 159286680

約数和(自身を除く): 78054248

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 61169, 122338, 244676, 489352, 978704, 5077027, 10154054, 20308108, 40616216, 81232432]

約数ペア:

[(1, 81232432), (2, 40616216), (4, 20308108), (8, 10154054), (16, 5077027), (83, 978704), (166, 489352), (332, 244676), (664, 122338), (1328, 61169)]