201612760

素因数分解:

$2^3\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{3947}}^1$

素因数の和:5235

約数の個数: 32

約数和(自身を含む): 454098960

約数和(自身を除く): 252486200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1277, 2554, 3947, 5108, 6385, 7894, 10216, 12770, 15788, 19735, 25540, 31576, 39470, 51080, 78940, 157880, 5040319, 10080638, 20161276, 25201595, 40322552, 50403190, 100806380, 201612760]

約数ペア:

[(1, 201612760), (2, 100806380), (4, 50403190), (5, 40322552), (8, 25201595), (10, 20161276), (20, 10080638), (40, 5040319), (1277, 157880), (2554, 78940), (3947, 51080), (5108, 39470), (6385, 31576), (7894, 25540), (10216, 19735), (12770, 15788)]