84990160

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7643}}^1$

素因数の和:7795

約数の個数: 40

約数和(自身を含む): 199049760

約数和(自身を除く): 114059600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 7643, 11120, 15286, 30572, 38215, 61144, 76430, 122288, 152860, 305720, 611440, 1062377, 2124754, 4249508, 5311885, 8499016, 10623770, 16998032, 21247540, 42495080, 84990160]

約数ペア:

[(1, 84990160), (2, 42495080), (4, 21247540), (5, 16998032), (8, 10623770), (10, 8499016), (16, 5311885), (20, 4249508), (40, 2124754), (80, 1062377), (139, 611440), (278, 305720), (556, 152860), (695, 122288), (1112, 76430), (1390, 61144), (2224, 38215), (2780, 30572), (5560, 15286), (7643, 11120)]