25123010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{647}}^1$

素因数の和:1018

約数の個数: 32

約数和(自身を含む): 49548672

約数和(自身を除く): 24425662

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 353, 647, 706, 1294, 1765, 3235, 3530, 3883, 6470, 7117, 7766, 14234, 19415, 35585, 38830, 71170, 228391, 456782, 1141955, 2283910, 2512301, 5024602, 12561505, 25123010]

約数ペア:

[(1, 25123010), (2, 12561505), (5, 5024602), (10, 2512301), (11, 2283910), (22, 1141955), (55, 456782), (110, 228391), (353, 71170), (647, 38830), (706, 35585), (1294, 19415), (1765, 14234), (3235, 7766), (3530, 7117), (3883, 6470)]