75821480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{270791}}^1$

素因数の和:270809

約数の個数: 32

約数和(自身を含む): 194970240

約数和(自身を除く): 119148760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 270791, 541582, 1083164, 1353955, 1895537, 2166328, 2707910, 3791074, 5415820, 7582148, 9477685, 10831640, 15164296, 18955370, 37910740, 75821480]

約数ペア:

[(1, 75821480), (2, 37910740), (4, 18955370), (5, 15164296), (7, 10831640), (8, 9477685), (10, 7582148), (14, 5415820), (20, 3791074), (28, 2707910), (35, 2166328), (40, 1895537), (56, 1353955), (70, 1083164), (140, 541582), (280, 270791)]