80639715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{413537}}^1$

素因数の和:413558

約数の個数: 16

約数和(自身を含む): 138948768

約数和(自身を除く): 58309053

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 413537, 1240611, 2067685, 5375981, 6203055, 16127943, 26879905, 80639715]

約数ペア:

[(1, 80639715), (3, 26879905), (5, 16127943), (13, 6203055), (15, 5375981), (39, 2067685), (65, 1240611), (195, 413537)]