64972888

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{219503}}^1$

素因数の和:219546

約数の個数: 16

約数和(自身を含む): 125117280

約数和(自身を除く): 60144392

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 219503, 439006, 878012, 1756024, 8121611, 16243222, 32486444, 64972888]

約数ペア:

[(1, 64972888), (2, 32486444), (4, 16243222), (8, 8121611), (37, 1756024), (74, 878012), (148, 439006), (296, 219503)]