71979592

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2521}}^1$

素因数の和:2653

約数の個数: 32

約数和(自身を含む): 139819680

約数和(自身を除く): 67840088

約数列:

[1, 2, 4, 8, 43, 83, 86, 166, 172, 332, 344, 664, 2521, 3569, 5042, 7138, 10084, 14276, 20168, 28552, 108403, 209243, 216806, 418486, 433612, 836972, 867224, 1673944, 8997449, 17994898, 35989796, 71979592]

約数ペア:

[(1, 71979592), (2, 35989796), (4, 17994898), (8, 8997449), (43, 1673944), (83, 867224), (86, 836972), (166, 433612), (172, 418486), (332, 216806), (344, 209243), (664, 108403), (2521, 28552), (3569, 20168), (5042, 14276), (7138, 10084)]