79345840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{141689}}^1$

素因数の和:141709

約数の個数: 40

約数和(自身を含む): 210834720

約数和(自身を除く): 131488880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 141689, 283378, 566756, 708445, 991823, 1133512, 1416890, 1983646, 2267024, 2833780, 3967292, 4959115, 5667560, 7934584, 9918230, 11335120, 15869168, 19836460, 39672920, 79345840]

約数ペア:

[(1, 79345840), (2, 39672920), (4, 19836460), (5, 15869168), (7, 11335120), (8, 9918230), (10, 7934584), (14, 5667560), (16, 4959115), (20, 3967292), (28, 2833780), (35, 2267024), (40, 1983646), (56, 1416890), (70, 1133512), (80, 991823), (112, 708445), (140, 566756), (280, 283378), (560, 141689)]