68416912

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{30763}}^1$

素因数の和:30910

約数の個数: 20

約数和(自身を含む): 133515760

約数和(自身を除く): 65098848

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 30763, 61526, 123052, 246104, 492208, 4276057, 8552114, 17104228, 34208456, 68416912]

約数ペア:

[(1, 68416912), (2, 34208456), (4, 17104228), (8, 8552114), (16, 4276057), (139, 492208), (278, 246104), (556, 123052), (1112, 61526), (2224, 30763)]