64158172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6263}}^1$

素因数の和:6477

約数の個数: 24

約数和(自身を含む): 121546656

約数和(自身を除く): 57388484

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 5122, 6263, 10244, 12526, 25052, 81419, 162838, 325676, 1233811, 2467622, 4935244, 16039543, 32079086, 64158172]

約数ペア:

[(1, 64158172), (2, 32079086), (4, 16039543), (13, 4935244), (26, 2467622), (52, 1233811), (197, 325676), (394, 162838), (788, 81419), (2561, 25052), (5122, 12526), (6263, 10244)]