88811960

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3359}}^1$

素因数の和:4031

約数の個数: 32

約数和(自身を含む): 200188800

約数和(自身を除く): 111376840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 3359, 5288, 6610, 6718, 13220, 13436, 16795, 26440, 26872, 33590, 67180, 134360, 2220299, 4440598, 8881196, 11101495, 17762392, 22202990, 44405980, 88811960]

約数ペア:

[(1, 88811960), (2, 44405980), (4, 22202990), (5, 17762392), (8, 11101495), (10, 8881196), (20, 4440598), (40, 2220299), (661, 134360), (1322, 67180), (2644, 33590), (3305, 26872), (3359, 26440), (5288, 16795), (6610, 13436), (6718, 13220)]