166463240

素因数分解:

$2^3\times 5^1\times {\mathrm{4161581}}^1$

素因数の和:4161592

約数の個数: 16

約数和(自身を含む): 374542380

約数和(自身を除く): 208079140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4161581, 8323162, 16646324, 20807905, 33292648, 41615810, 83231620, 166463240]

約数ペア:

[(1, 166463240), (2, 83231620), (4, 41615810), (5, 33292648), (8, 20807905), (10, 16646324), (20, 8323162), (40, 4161581)]