204589825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1518

約数の個数: 36

約数和(自身を含む): 284981760

約数和(自身を除く): 80391935

約数列:

[1, 5, 11, 25, 47, 55, 121, 235, 275, 517, 605, 1175, 1439, 2585, 3025, 5687, 7195, 12925, 15829, 28435, 35975, 67633, 79145, 142175, 174119, 338165, 395725, 743963, 870595, 1690825, 3719815, 4352975, 8183593, 18599075, 40917965, 204589825]

約数ペア:

[(1, 204589825), (5, 40917965), (11, 18599075), (25, 8183593), (47, 4352975), (55, 3719815), (121, 1690825), (235, 870595), (275, 743963), (517, 395725), (605, 338165), (1175, 174119), (1439, 142175), (2585, 79145), (3025, 67633), (5687, 35975), (7195, 28435), (12925, 15829)]