80748868

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1811}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 144293184

約数和(自身を除く): 63544316

約数列:

[1, 2, 4, 71, 142, 157, 284, 314, 628, 1811, 3622, 7244, 11147, 22294, 44588, 128581, 257162, 284327, 514324, 568654, 1137308, 20187217, 40374434, 80748868]

約数ペア:

[(1, 80748868), (2, 40374434), (4, 20187217), (71, 1137308), (142, 568654), (157, 514324), (284, 284327), (314, 257162), (628, 128581), (1811, 44588), (3622, 22294), (7244, 11147)]