81753374320

素因数分解:

$2^4\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1328891}}^1$

素因数の和:1329673

約数の個数: 40

約数和(自身を含む): 190323912240

約数和(自身を除く): 108570537920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 769, 1538, 3076, 3845, 6152, 7690, 12304, 15380, 30760, 61520, 1328891, 2657782, 5315564, 6644455, 10631128, 13288910, 21262256, 26577820, 53155640, 106311280, 1021917179, 2043834358, 4087668716, 5109585895, 8175337432, 10219171790, 16350674864, 20438343580, 40876687160, 81753374320]

約数ペア:

[(1, 81753374320), (2, 40876687160), (4, 20438343580), (5, 16350674864), (8, 10219171790), (10, 8175337432), (16, 5109585895), (20, 4087668716), (40, 2043834358), (80, 1021917179), (769, 106311280), (1538, 53155640), (3076, 26577820), (3845, 21262256), (6152, 13288910), (7690, 10631128), (12304, 6644455), (15380, 5315564), (30760, 2657782), (61520, 1328891)]