82761920

素因数分解:

$2^6\times 5^1\times {\mathrm{258631}}^1$

素因数の和:258648

約数の個数: 28

約数和(自身を含む): 197077584

約数和(自身を除く): 114315664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 258631, 517262, 1034524, 1293155, 2069048, 2586310, 4138096, 5172620, 8276192, 10345240, 16552384, 20690480, 41380960, 82761920]

約数ペア:

[(1, 82761920), (2, 41380960), (4, 20690480), (5, 16552384), (8, 10345240), (10, 8276192), (16, 5172620), (20, 4138096), (32, 2586310), (40, 2069048), (64, 1293155), (80, 1034524), (160, 517262), (320, 258631)]