80868568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3391}}^1$

素因数の和:3679

約数の個数: 32

約数和(自身を含む): 166072320

約数和(自身を除く): 85203752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 1084, 2168, 2981, 3391, 5962, 6782, 11924, 13564, 23848, 27128, 37301, 74602, 149204, 298408, 918961, 1837922, 3675844, 7351688, 10108571, 20217142, 40434284, 80868568]

約数ペア:

[(1, 80868568), (2, 40434284), (4, 20217142), (8, 10108571), (11, 7351688), (22, 3675844), (44, 1837922), (88, 918961), (271, 298408), (542, 149204), (1084, 74602), (2168, 37301), (2981, 27128), (3391, 23848), (5962, 13564), (6782, 11924)]