78840430

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{16189}}^1$

素因数の和:16683

約数の個数: 16

約数和(自身を含む): 142212960

約数和(自身を除く): 63372530

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4870, 16189, 32378, 80945, 161890, 7884043, 15768086, 39420215, 78840430]

約数ペア:

[(1, 78840430), (2, 39420215), (5, 15768086), (10, 7884043), (487, 161890), (974, 80945), (2435, 32378), (4870, 16189)]