81965270

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{49081}}^1$

素因数の和:49255

約数の個数: 16

約数和(自身を含む): 148423968

約数和(自身を除く): 66458698

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 49081, 98162, 245405, 490810, 8196527, 16393054, 40982635, 81965270]

約数ペア:

[(1, 81965270), (2, 40982635), (5, 16393054), (10, 8196527), (167, 490810), (334, 245405), (835, 98162), (1670, 49081)]