82678085

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 117970944

約数和(自身を除く): 35292859

約数列:

[1, 5, 7, 31, 35, 155, 181, 217, 421, 905, 1085, 1267, 2105, 2947, 5611, 6335, 13051, 14735, 28055, 39277, 65255, 76201, 91357, 196385, 381005, 456785, 533407, 2362231, 2667035, 11811155, 16535617, 82678085]

約数ペア:

[(1, 82678085), (5, 16535617), (7, 11811155), (31, 2667035), (35, 2362231), (155, 533407), (181, 456785), (217, 381005), (421, 196385), (905, 91357), (1085, 76201), (1267, 65255), (2105, 39277), (2947, 28055), (5611, 14735), (6335, 13051)]