81692960

素因数分解:

$2^5\times 5^1\times {\mathrm{510581}}^1$

素因数の和:510596

約数の個数: 24

約数和(自身を含む): 192999996

約数和(自身を除く): 111307036

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 510581, 1021162, 2042324, 2552905, 4084648, 5105810, 8169296, 10211620, 16338592, 20423240, 40846480, 81692960]

約数ペア:

[(1, 81692960), (2, 40846480), (4, 20423240), (5, 16338592), (8, 10211620), (10, 8169296), (16, 5105810), (20, 4084648), (32, 2552905), (40, 2042324), (80, 1021162), (160, 510581)]