66164620

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{6577}}^1$

素因数の和:7089

約数の個数: 24

約数和(自身を含む): 139243104

約数和(自身を除く): 73078484

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 2012, 2515, 5030, 6577, 10060, 13154, 26308, 32885, 65770, 131540, 3308231, 6616462, 13232924, 16541155, 33082310, 66164620]

約数ペア:

[(1, 66164620), (2, 33082310), (4, 16541155), (5, 13232924), (10, 6616462), (20, 3308231), (503, 131540), (1006, 65770), (2012, 32885), (2515, 26308), (5030, 13154), (6577, 10060)]