73142540

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27917}}^1$

素因数の和:28057

約数の個数: 24

約数和(自身を含む): 154777392

約数和(自身を除く): 81634852

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 27917, 55834, 111668, 139585, 279170, 558340, 3657127, 7314254, 14628508, 18285635, 36571270, 73142540]

約数ペア:

[(1, 73142540), (2, 36571270), (4, 18285635), (5, 14628508), (10, 7314254), (20, 3657127), (131, 558340), (262, 279170), (524, 139585), (655, 111668), (1310, 55834), (2620, 27917)]