77351540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{552511}}^1$

素因数の和:552527

約数の個数: 24

約数和(自身を含む): 185644032

約数和(自身を除く): 108292492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 552511, 1105022, 2210044, 2762555, 3867577, 5525110, 7735154, 11050220, 15470308, 19337885, 38675770, 77351540]

約数ペア:

[(1, 77351540), (2, 38675770), (4, 19337885), (5, 15470308), (7, 11050220), (10, 7735154), (14, 5525110), (20, 3867577), (28, 2762555), (35, 2210044), (70, 1105022), (140, 552511)]