201680565992

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{355071419}}^1$

素因数の和:355071496

約数の個数: 16

約数和(自身を含む): 383477133600

約数和(自身を除く): 181796567608

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 355071419, 710142838, 1420285676, 2840571352, 25210070749, 50420141498, 100840282996, 201680565992]

約数ペア:

[(1, 201680565992), (2, 100840282996), (4, 50420141498), (8, 25210070749), (71, 2840571352), (142, 1420285676), (284, 710142838), (568, 355071419)]