87080140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{941}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 209530944

約数和(自身を除く): 122450804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 661, 941, 1322, 1882, 2644, 3305, 3764, 4627, 4705, 6587, 6610, 9254, 9410, 13174, 13220, 18508, 18820, 23135, 26348, 32935, 46270, 65870, 92540, 131740, 622001, 1244002, 2488004, 3110005, 4354007, 6220010, 8708014, 12440020, 17416028, 21770035, 43540070, 87080140]

約数ペア:

[(1, 87080140), (2, 43540070), (4, 21770035), (5, 17416028), (7, 12440020), (10, 8708014), (14, 6220010), (20, 4354007), (28, 3110005), (35, 2488004), (70, 1244002), (140, 622001), (661, 131740), (941, 92540), (1322, 65870), (1882, 46270), (2644, 32935), (3305, 26348), (3764, 23135), (4627, 18820), (4705, 18508), (6587, 13220), (6610, 13174), (9254, 9410)]