204976330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1949}}^1$

素因数の和:2778

約数の個数: 32

約数和(自身を含む): 398034000

約数和(自身を除く): 193057670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 809, 1618, 1949, 3898, 4045, 8090, 9745, 10517, 19490, 21034, 25337, 50674, 52585, 105170, 126685, 253370, 1576741, 3153482, 7883705, 15767410, 20497633, 40995266, 102488165, 204976330]

約数ペア:

[(1, 204976330), (2, 102488165), (5, 40995266), (10, 20497633), (13, 15767410), (26, 7883705), (65, 3153482), (130, 1576741), (809, 253370), (1618, 126685), (1949, 105170), (3898, 52585), (4045, 50674), (8090, 25337), (9745, 21034), (10517, 19490)]