2820004825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{233}}^1\times {\mathrm{4001}}^1$

素因数の和:4266

約数の個数: 36

約数和(自身を含む): 3861057564

約数和(自身を除く): 1041052739

約数列:

[1, 5, 11, 25, 55, 121, 233, 275, 605, 1165, 2563, 3025, 4001, 5825, 12815, 20005, 28193, 44011, 64075, 100025, 140965, 220055, 484121, 704825, 932233, 1100275, 2420605, 4661165, 10254563, 12103025, 23305825, 51272815, 112800193, 256364075, 564000965, 2820004825]

約数ペア:

[(1, 2820004825), (5, 564000965), (11, 256364075), (25, 112800193), (55, 51272815), (121, 23305825), (233, 12103025), (275, 10254563), (605, 4661165), (1165, 2420605), (2563, 1100275), (3025, 932233), (4001, 704825), (5825, 484121), (12815, 220055), (20005, 140965), (28193, 100025), (44011, 64075)]