81081700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{115831}}^1$

素因数の和:115852

約数の個数: 36

約数和(自身を含む): 201084352

約数和(自身を除く): 120002652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 115831, 231662, 463324, 579155, 810817, 1158310, 1621634, 2316620, 2895775, 3243268, 4054085, 5791550, 8108170, 11583100, 16216340, 20270425, 40540850, 81081700]

約数ペア:

[(1, 81081700), (2, 40540850), (4, 20270425), (5, 16216340), (7, 11583100), (10, 8108170), (14, 5791550), (20, 4054085), (25, 3243268), (28, 2895775), (35, 2316620), (50, 1621634), (70, 1158310), (100, 810817), (140, 579155), (175, 463324), (350, 231662), (700, 115831)]