28038650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 55007640

約数和(自身を除く): 26968990

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 61, 122, 145, 290, 305, 317, 610, 634, 725, 1450, 1525, 1585, 1769, 3050, 3170, 3538, 7925, 8845, 9193, 15850, 17690, 18386, 19337, 38674, 44225, 45965, 88450, 91930, 96685, 193370, 229825, 459650, 483425, 560773, 966850, 1121546, 2803865, 5607730, 14019325, 28038650]

約数ペア:

[(1, 28038650), (2, 14019325), (5, 5607730), (10, 2803865), (25, 1121546), (29, 966850), (50, 560773), (58, 483425), (61, 459650), (122, 229825), (145, 193370), (290, 96685), (305, 91930), (317, 88450), (610, 45965), (634, 44225), (725, 38674), (1450, 19337), (1525, 18386), (1585, 17690), (1769, 15850), (3050, 9193), (3170, 8845), (3538, 7925)]