81509984

素因数分解:

$2^5\times {\mathrm{83}}^1\times {\mathrm{30689}}^1$

素因数の和:30782

約数の個数: 24

約数和(自身を含む): 162411480

約数和(自身を除く): 80901496

約数列:

[1, 2, 4, 8, 16, 32, 83, 166, 332, 664, 1328, 2656, 30689, 61378, 122756, 245512, 491024, 982048, 2547187, 5094374, 10188748, 20377496, 40754992, 81509984]

約数ペア:

[(1, 81509984), (2, 40754992), (4, 20377496), (8, 10188748), (16, 5094374), (32, 2547187), (83, 982048), (166, 491024), (332, 245512), (664, 122756), (1328, 61378), (2656, 30689)]