68787070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16901}}^1$

素因数の和:16956

約数の個数: 32

約数和(自身を含む): 138731616

約数和(自身を除く): 69944546

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 16901, 33802, 84505, 169010, 185911, 371822, 625337, 929555, 1250674, 1859110, 3126685, 6253370, 6878707, 13757414, 34393535, 68787070]

約数ペア:

[(1, 68787070), (2, 34393535), (5, 13757414), (10, 6878707), (11, 6253370), (22, 3126685), (37, 1859110), (55, 1250674), (74, 929555), (110, 625337), (185, 371822), (370, 185911), (407, 169010), (814, 84505), (2035, 33802), (4070, 16901)]