28462775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 12784585

約数列:

[1, 5, 11, 25, 29, 43, 55, 83, 145, 215, 275, 319, 415, 473, 725, 913, 1075, 1247, 1595, 2075, 2365, 2407, 3569, 4565, 6235, 7975, 11825, 12035, 13717, 17845, 22825, 26477, 31175, 39259, 60175, 68585, 89225, 103501, 132385, 196295, 342925, 517505, 661925, 981475, 1138511, 2587525, 5692555, 28462775]

約数ペア:

[(1, 28462775), (5, 5692555), (11, 2587525), (25, 1138511), (29, 981475), (43, 661925), (55, 517505), (83, 342925), (145, 196295), (215, 132385), (275, 103501), (319, 89225), (415, 68585), (473, 60175), (725, 39259), (913, 31175), (1075, 26477), (1247, 22825), (1595, 17845), (2075, 13717), (2365, 12035), (2407, 11825), (3569, 7975), (4565, 6235)]