53740840

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16187}}^1$

素因数の和:16281

約数の個数: 32

約数和(自身を含む): 122381280

約数和(自身を除く): 68640440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 16187, 32374, 64748, 80935, 129496, 161870, 323740, 647480, 1343521, 2687042, 5374084, 6717605, 10748168, 13435210, 26870420, 53740840]

約数ペア:

[(1, 53740840), (2, 26870420), (4, 13435210), (5, 10748168), (8, 6717605), (10, 5374084), (20, 2687042), (40, 1343521), (83, 647480), (166, 323740), (332, 161870), (415, 129496), (664, 80935), (830, 64748), (1660, 32374), (3320, 16187)]