78814460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{135887}}^1$

素因数の和:135925

約数の個数: 24

約数和(自身を含む): 171218880

約数和(自身を除く): 92404420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 135887, 271774, 543548, 679435, 1358870, 2717740, 3940723, 7881446, 15762892, 19703615, 39407230, 78814460]

約数ペア:

[(1, 78814460), (2, 39407230), (4, 19703615), (5, 15762892), (10, 7881446), (20, 3940723), (29, 2717740), (58, 1358870), (116, 679435), (145, 543548), (290, 271774), (580, 135887)]