127732070

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{19927}}^1$

素因数の和:20575

約数の個数: 16

約数和(自身を含む): 230287968

約数和(自身を除く): 102555898

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 19927, 39854, 99635, 199270, 12773207, 25546414, 63866035, 127732070]

約数ペア:

[(1, 127732070), (2, 63866035), (5, 25546414), (10, 12773207), (641, 199270), (1282, 99635), (3205, 39854), (6410, 19927)]