201664900

素因数分解:

$2^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{4679}}^1$

素因数の和:5124

約数の個数: 36

約数和(自身を含む): 438721920

約数和(自身を除く): 237057020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 431, 862, 1724, 2155, 4310, 4679, 8620, 9358, 10775, 18716, 21550, 23395, 43100, 46790, 93580, 116975, 233950, 467900, 2016649, 4033298, 8066596, 10083245, 20166490, 40332980, 50416225, 100832450, 201664900]

約数ペア:

[(1, 201664900), (2, 100832450), (4, 50416225), (5, 40332980), (10, 20166490), (20, 10083245), (25, 8066596), (50, 4033298), (100, 2016649), (431, 467900), (862, 233950), (1724, 116975), (2155, 93580), (4310, 46790), (4679, 43100), (8620, 23395), (9358, 21550), (10775, 18716)]