87666490

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{23131}}^1$

素因数の和:23517

約数の個数: 16

約数和(自身を含む): 158222880

約数和(自身を除く): 70556390

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 23131, 46262, 115655, 231310, 8766649, 17533298, 43833245, 87666490]

約数ペア:

[(1, 87666490), (2, 43833245), (5, 17533298), (10, 8766649), (379, 231310), (758, 115655), (1895, 46262), (3790, 23131)]